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How we prevent prevention of musculoskeletal disorders in the workplace.

American businesses face huge costs for work-related musculoskeletal pain. Work-related musculoskeletal pain is not new or unique to the population of the United States. Many historic manifestations of workplace pain have been related to innovation and technology changes. Incidence rates and severity of symptoms have had an interesting relationship to the public concern and governmental decisions. In 1999, a National Academy of Sciences study found total costs to be more than US dollar 1 trillion per year and concluded that effective prevention of workplace pain through active intervention is not only possible, but results in a significant cost savings for the employer while reducing the disability experienced by the employee. Employers have been reluctant to embrace the benefits of workplace prevention for work-related musculoskeletal pain. The purpose of this review is to examine (1). what is know about prevention of work-related musculoskeletal pain and workplace musculoskeletal disorders, (2). a brief description of several prevention preventing behaviors, (3). an analysis of how these preventing behaviors are maintained, and (4). suggestions on how to reverse these prevention preventing behaviors.

Cost Savings↗

Review: Intermittent preventive treatment--a new approach to the prevention of malaria in children in areas with seasonal malaria transmission.

Intermittent preventive treatment, the administration of a full course of an anti-malarial treatment to a population at risk at specified time points regardless of whether or not they are known to be infected, is now a recommended approach to the prevention of malaria in pregnancy and is being explored as a potential way of preventing malaria in infants. However, in many malaria endemic areas, the main burden of malaria is in older children and increasing use of insecticide treated bednets is likely to increase further the proportion of episodes of malaria that occur in older children. Recently, it has been shown in Senegal and in Mali that intermittent preventive treatment given to older children during the malaria transmission season can be remarkably effective in preventing malaria. This approach to malaria control is likely to be most effective in areas with a high level of malaria transmission concentrated in a short period of the year. However, several issues need to be addressed before intermittent preventive treatment in children can be advocated for use in malaria control programmes. These include: (1) determination of whether intermittent preventive treatment adds to the protection afforded by other control measures such as insecticide-treated bednets; (2) whether an effective and sustainable delivery system can be found; (3) choice of drug to be used; (4) optimum timing of drug administration; (5) the requisite interval between treatments. The potential benefits of intermittent preventive treatment in children are substantial; more research is needed to determine if this is a practical approach to malaria control.

Africa South of the Sahara↗

Bridging the gap between the science and service of HIV prevention: transferring effective research-based HIV prevention interventions to community AIDS service providers.

OBJECTIVES: AIDS service organizations (ASOs) rarely have access to the information needed to implement research-based HIV prevention interventions for their clients. We compared the effectiveness of 3 dissemination strategies for transferring HIV prevention models from the research arena to community providers of HIV prevention services. METHODS: Interviews were conducted with the directors of 74 ASOs to assess current HIV prevention services. ASOs were randomized to programs that provided (1) technical assistance manuals describing how to implement research-based HIV prevention interventions, (2) manuals plus a staff training workshop on how to conduct the implementation, or (3) manuals, the training workshop, and follow-up telephone consultation calls. Follow-up interviews determined whether the intervention model had been adopted. RESULTS: The dissemination package that provided ASOs with implementation manuals, staff training workshops, and follow-up consultation resulted in more frequent adoption and use of the research-based HIV prevention intervention for gay men, women, and other client populations. CONCLUSIONS: Strategies are needed to quickly transfer research-based HIV prevention methods to community providers of HIV prevention services. Active collaboration between researchers and service agencies results in more successful program adoption than distribution of implementation packages alone.

Diffusion of Innovation↗

Preventing skin cancer: findings of the Task Force on Community Preventive Services On reducing Exposure to Ultraviolet Light.

Rates of skin cancer, the most common cancer in the United States, are increasing. The most preventable risk factor for skin cancer is unprotected ultraviolet (UV) exposure. Seeking to identify effective approaches to reducing the incidence of skin cancer by improving individual and community efforts to reduce unprotected UV exposure, the Task Force on Community Preventive Services conducted systematic reviews of community interventions to reduce exposure to ultraviolet light and increase protective behaviors. The Task Force found sufficient evidence to recommend two interventions that are based on improvements in sun protective or "covering-up" behavior (wearing protective clothing including long-sleeved clothing or hats): educational and policy approaches in two settings--primary schools and recreational or tourism sites. They found insufficient evidence to determine the effectiveness of a range of other population-based interventions and recommended additional research in these areas: educational and policy approaches in child care centers, secondary schools and colleges, recreational or tourism sites for children, and workplaces; interventions conducted in health-care settings and targeted to both providers and children's parents or caregivers; media campaigns alone; and community wide multicomponent interventions. This report also presents additional information regarding the recommended community interventions, briefly describes how the reviews were conducted, provides resources for further information, and provides information that can help in applying the interventions locally. The U.S. Preventive Services Task Force conducted a systematic review of counseling by primary care clinicians to prevent skin cancer (CDC. Counseling to prevent skin cancer: recommendation and rationale of the U.S. Preventive Services Task Force. MMWR 2003;52[No. RR-15]:13-17), which is also included in this issue, the first jointly released findings from the Task Force on Community Preventive Services and the U.S. Preventive Services Task Force.

Clothing↗

Preventive care checklist form. Evidence-based tool to improve preventive health care during complete health assessment of adults.

PROBLEM ADDRESSED: Preventive care is a cornerstone in the practice of family medicine, but is often difficult to provide because of a lack of time and logistic difficulties. OBJECTIVE OF PROGRAM: To develop an evidence-based practice-relevant preventive care checklist form to be used by family physicians during complete health assessment of adults. PROGRAM DESCRIPTION: Guidelines for preventive health care of adults at average risk from the Canadian Task Force on Preventive Health Care and from other Canadian sources where the Task Force guidelines were not up-to-date were reviewed. Checklist forms covering recommended preventive health care maneuvers were created. The forms incorporate evidence-based preventive care guidelines as well as non-evidence-based components that are a part of routine practice. The forms require few resources to implement, are cost-effective, and are easy to use. The forms list items needed to meet provincial billing requirements for complete health assessments and have space for physicians to make notes. The forms can be used electronically or printed off and photocopied for use in paper-based charts. CONCLUSION: The Preventive Care Checklist Form is a low-cost, easy-to-use tool that merges practice maneuvers with evidence-based recommendations. It could help improve preventive care practices in Canada.

Adult↗

Interventions for preventing ankle ligament injuries.

BACKGROUND: Some sports, for example basketball and soccer, have a very high incidence of ankle injuries, mainly sprains. This contributes to ankle sprains being one of the most commonly treated injuries. OBJECTIVES: To assess the effects of interventions used for the prevention of ankle ligament injuries or sprains in physically active individuals from adolescence to middle age. SEARCH STRATEGY: We searched the Cochrane Musculoskeletal Injuries Group trials register, MEDLINE (1966 to July 1996), EMBASE (1980 to September 1996), CINAHL (1982 to June 1996), and bibliographies of study reports. We also contacted colleagues and some trialists. Date of the most recent search: March 1997. SELECTION CRITERIA: Randomised or quasi-randomised trials of interventions for the prevention of ankle sprains in physically active individuals from adolescence to middle age were included provided ankle sprains were recorded. Interventions include use of modified footwear and associated supports, adapted training programmes and health education. DATA COLLECTION AND ANALYSIS: At least four reviewers independently assessed methodological quality and extracted data. Wherever possible, results of outcome measures were pooled and sub-grouped by history of previous sprain. MAIN RESULTS: Five randomised trials with data for 3954 participants were included. All trials involved young, active, mostly male adults participating in high-risk, usually sporting, activities. With the exception of ankle disc training, all prophylactic interventions entailed the application of an external ankle support in the form of a semi-rigid orthosis, air-cast brace or high top shoes. There was a significant reduction in the number of ankle sprains in people allocated external ankle support (Peto odds ratio 0.49; 95% confidence interval 0.37 to 0.66). This reduction was greater for those with a previous history of ankle sprain, but still possible for those without prior sprain. There was no apparent difference in the degree of severity of the ankle sprain prevented nor any change to the incidence of other leg injuries. The protective effect of 'high-top' shoes remains to be established. There was limited evidence for reduction in ankle sprain for those with previous ankle sprains who did ankle disc training exercises. REVIEWER'S CONCLUSIONS: This review provides good evidence for the beneficial effect of ankle supports in the form of semi-rigid orthoses or air-cast braces to prevent ankle sprain during high-risk sporting activities (e.g. soccer, basketball). Participants with a history of previous sprain can be advised that wearing such supports may reduce the risk of incurring a future sprain. However, any potential prophylactic effect should be balanced against the baseline risk of the activity, the supply and cost of the particular device, and for some, the possible or perceived loss of performance. Further research is indicated principally to investigate other prophylactic interventions and general applicability.

Adolescent↗

Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis.

BACKGROUND: Due to their known effects on bone metabolism, Vitamin D and related compounds have been proposed for the prevention of osteoporosis and fractures. OBJECTIVES: To determine the effects of supplementation with Vitamin D or a Vitamin D analogue in the prevention of fractures of the axial and appendicular skeleton in elderly men or women with involutional or post-menopausal osteoporosis. SEARCH STRATEGY: We searched MEDLINE, EMBASE, BIOSIS, CINAHL, HealthPLAN, Dissertation Abstracts, Index to UK Theses, Current Contents, and bibliographies of identified trials and reviews. Trials were also obtained from the Cochrane Musculoskeletal Injuries Group trials register. Date of the most recent search: December 1995. SELECTION CRITERIA: Any randomised or quasi-randomised trial which compared Vitamin D or a Vitamin D analogue, either alone or in combination with calcium supplementation, with a placebo, no intervention, or the administration of calcium supplements, with fracture as an outcome, in elderly men or women with involutional or post-menopausal osteoporosis. DATA COLLECTION AND ANALYSIS: Two reviewers independently assessed trial quality, by use of a seven item scale, and extracted data. Additional information was sought from trialists. Where possible the data were pooled. MAIN RESULTS: Fourteen trials recording 13 different comparisons were included. In the only trial of Vitamin D alone, protection against hip fracture was not confirmed. Two regimens, each represented by one large trial, which showed limited evidence of efficacy in reducing the incidence of hip or other appendicular skeleton fractures were: 1) Oral Vitamin D when accompanied by calcium supplementation. 2) 1,25 dihydroxy Vitamin D (calcitriol). This appeared more effective than calcium in a direct comparison. Regimens showing limited evidence of efficacy in reducing the incidence of vertebral deformity were: 1) 1,25 dihydroxy Vitamin D (calcitriol), which appeared more effective than calcium in one large trial, and more effective than placebo from pooled results of two small trials. 2) Oral 1-alpha hydroxy Vitamin D (alfacalcidol), when administered with calcium supplements (two small trials, which lacked power to confirm a possible effect). Hypercalcaemia and gastro-intestinal symptoms, reported in less than 5% of participants, were slightly more common when Vitamin D analogues were taken. However, the risk of death was marginally less. REVIEWER'S CONCLUSIONS: Uncertainty remains about the efficacy of regimens which include Vitamin D or its analogues in fracture prevention. Particularly if co-supplementation of calcium is required, significant cost differences are likely to exist between regimens. Further randomised trials with economic evaluation are desirable before community fracture prevention programmes employing Vitamin D supplementation can be confidently introduced.

Aged↗

Heparin, low molecular weight heparin and physical methods for preventing deep vein thrombosis and pulmonary embolism following surgery for hip fractures.

BACKGROUND: Hip fracture patients have a high risk of thromboembolic complications following surgical management. OBJECTIVES: To examine the effects of heparin (unfractionated (U), and low molecular weight (LMW) heparins), and physical methods (compression stockings, calf or foot pumps) for prevention of deep venous thrombosis (DVT) and pulmonary embolism after surgery for hip fracture in the elderly. SEARCH STRATEGY: We searched the Cochrane Musculoskeletal Injuries Group trials register, Medline, Embase, and reference lists of published papers and books. We contacted trialists and other workers in the field. Date of most recent search: September 1996. SELECTION CRITERIA: Randomised and quasi-randomised trials evaluating the use of heparins and physical agents for prevention of DVT and pulmonary embolism in patients undergoing surgery for hip fracture. DATA COLLECTION AND ANALYSIS: Two reviewers independently assessed methodological quality and extracted data. Trials were grouped into four categories (heparin versus control, mechanical versus control, LMW heparin versus U heparin, and miscellaneous) and results pooled where possible. MAIN RESULTS: The 26 included trials involved 2600 predominantly female and elderly patients. Overall, trial quality was disappointing. Ten trials involving 826 patients which compared U heparin with control, and four trials of 471 patients which compared LMW heparin with control, showed a reduction in the incidence of lower limb DVT (121/511 (24%) versus 203/519 (39%); Peto odds ratio 0.41; 95% confidence interval 0.31 to 0.55). There were insufficient data to confirm the efficacy of either agent in the prevention of pulmonary embolism. There was a non significant increase in overall mortality in the heparin group (46/420 (11%) versus 35/423 (8%); Peto odds ratio 1.39; 95% confidence interval 0. 86 to 2.23). Data were inadequate for all other outcomes including wound complications. There is insufficient evidence from five trials, involving 644 patients, to establish if LMW heparin was superior to U heparin. Most trials evaluating heparins had methodological defects. Four trials, involving 442 patients, testing mechanical pumping devices were also methodologically flawed, and so pooled results need to be viewed cautiously. Mechanical pumping devices may protect against DVT (12/202 (6%) versus 42/212 (19%); Peto odds ratio 0.24; 95% confidence interval 0.13 to 0.44). Although the limited data indicated a potential benefit, they were inadequate to establish any effect on the incidence of pulmonary embolism and overall mortality. Problems with skin abrasion and compliance were reported. REVIEWER'S CONCLUSIONS: U and LMW heparins protect against lower limb DVT. There is insufficient evidence to confirm either protection against pulmonary embolism or overall benefit, or to distinguish between various applications of heparin. Foot and calf pumping devices appear to prevent DVT, may protect against pulmonary embolism, and reduce mortality, but compliance remains a problem. Good quality trials of mechanical methods as well as direct comparisons with heparin should be considered.

Anticoagulants↗

Intra-venous albumin for preventing severe ovarian hyperstimulation syndrome.

BACKGROUND: Ovarian hyperstimulation syndrome (OHSS) is an iatrogenic condition that occurs after the administration of human menopausal gonadotrophin (hMG) with or without gonadotrophin releasing hormone (GnRH) agonists. OHSS is a threat to every woman undergoing ovulation induction and is potentially lethal in its severest form. Severe OHSS is characterised by growth of multiple large follicles with massive extravascular protein rich fluid shift. This may lead to hypovolaemia, haemoconcentration, oliguria, and electrolyte disturbance. Human albumin solutions are now used in the management of shock and other conditions in which restoration of blood volume is urgent, the acute management of burns, and clinical situations associated with hypoproteinaemia. Recently, a number of clinical trials with conflicting results have been reported in which albumin has been tested as a possible way for preventing the severe form of OHSS. OBJECTIVES: To review the effectiveness of human albumin administration in prevention of severe ovarian hyperstimulation syndrome. SEARCH STRATEGY: The Menstrual Disorders and Subfertility Group literature search strategy was used to identify randomised trials that had compared the use of human albumin with placebo or no treatment in the prevention of severe ovarian hyperstimulation syndrome. A diverse search strategy was employed, including handsearching of core journals from 1966 to the present, searching bibliographies of relevant trials, MEDLINE, EMBASE, PsychLIT and CINAHL databases, the MDSG specialised register, abstracts from North American and European meetings and contact with authors of relevant papers. SELECTION CRITERIA: Trials were included if they compared the effect of human albumin with placebo or no treatment on relevant outcomes. Only randomised controlled studies were included in this review. DATA COLLECTION AND ANALYSIS: Trials under consideration were evaluated for methodological quality and appropriateness for inclusion without consideration of their results. Relevant data were extracted independently by two reviewers using the standardized data extraction sheet. Validity was assessed in terms of method of randomization, completeness of follow-up, presence or absence of crossover and co-intervention. DATA SYNTHESIS: 2x2 tables were generated for all relevant outcomes. Odds ratios were calculated using the Peto modified Mantel-Haenszel technique. MAIN RESULTS: Meta-analysis of the three included trials demonstrated significant reduction in severe ovarian hyperstimulation syndrome on administration of human albumin (common odds ratio 0.1, 95% confidence interval 0.03 to 0.39). There was no evidence of an increase in the pregnancy rate (common odds ratio 1.69, 95% confidence interval 0.7 to 4.07). REVIEWER'S CONCLUSIONS: This review shows a clear benefit from administration of intra-venous albumin at the time of oocyte retrieval in prevention of severe OHSS in high-risk cases. However, the results of this review can not be regarded as conclusive as they are based on only three small trials. Further trials are urgently needed.

Female↗

Techniques for preventing hypotension during spinal anaesthesia for caesarean section.

BACKGROUND: Maternal hypotension is the most frequent complication of a spinal anaesthetic for caesarean section with an incidence approaching 100%. Most workers define hypotension as a maternal systolic blood pressure below 70-80% of baseline recordings and/or an absolute value of < 90 -100mmHg. The frequent occurrence and rapid onset of hypotension during spinal anaesthesia has encouraged anaesthetists to try and prevent or minimise the associated maternal symptoms of nausea and vomiting during the establishment of the block. Untreated, severe hypotension can also pose serious risks to both mother (unconsciousness, pulmonary aspiration, apnoea or even cardiac arrest) and baby (impaired placental perfusion leading to hypoxia, fetal acidosis and neurological injury). A range of strategies is currently used to prevent or minimise hypotension but there is no established ideal technique. OBJECTIVES: To assess the relative efficacy and side effects of prophylactic interventions for hypotension following spinal anaesthesia for caesarean section. SEARCH STRATEGY: The Cochrane Pregnancy and Childbirth Group Trials Register, the Cochrane Controlled Trials Register, other databases and bibliographies of relevant papers are searched according to the strategy developed for the Pregnancy and Childbirth Group as a whole. Date of last search: May 2001. SELECTION CRITERIA: All published or unpublished randomised controlled trials that compare use of an intervention to prevent hypotension with placebo or alternative treatment in patients having spinal anaesthesia for caesarean section. DATA COLLECTION AND ANALYSIS: Trials identified from searching are assessed for inclusion by the same two reviewers independently. Studies are excluded from review for the following reasons: hypotension is not an outcome measure or clearly defined prior to administering a rescue treatment; randomisation is unsatisfactory; the spinal anaesthetic technique or dose of local anaesthetic is not controlled-for; and the intervention is implemented in response to a fall in blood pressure rather than for prevention. Statistical analyses use the Review Manager software for calculation of the treatment effect as represented by the relative risks and proportional and absolute risk reductions. MAIN RESULTS: Twenty trials meet the criteria for inclusion. Four of the twelve interventions reviewed are shown to reduce the incidence of hypotension under spinal anaesthesia for caesarean section: (1) crystalloid 20ml/kg vs control, Relative Risk (RR) 0.78 (95% confidence interval (CI) 0.6, 1.0); (2) pre-emptive colloid administration vs crystalloid, (RR) 0.54 (95% CI 0.37, 0.78); (3) ephedrine vs control, RR 0.70 (95% CI 0.57, 0.85); and (4) lower limb compression vs control, RR 0.75 (95% CI 0.59, 0.94). There are no significant differences in maternal or neonatal side effects in any of the comparisons studied. REVIEWER'S CONCLUSIONS: No studied intervention has been shown to eliminate the need to treat maternal hypotension during spinal anaesthesia for caesarean section. We are unable to draw any conclusions regarding adverse effects of the studied interventions, due to their probable low incidence and the small number of women studied. Further randomised controlled trials are recommended, in particular assessing a combination of the beneficial interventions, i.e. colloid or crystalloid preloading, parenteral ephedrine administration and leg compression with bandages, stockings or inflatable boots.

Anesthesia, Obstetrical↗

Preventing youth violence and delinquency through a universal school-based prevention approach.

Violence is an important public health problem among adolescents in the United States. Substance use and violence tend to co-occur among adolescents and appear to have similar etiologies. The present study examined the extent to which a comprehensive prevention approach targeting an array of individual-level risk and protective factors and previously found effective in preventing tobacco, alcohol, and illicit drug use is capable of decreasing violence and delinquency. Schools (N=41) were randomly assigned to intervention and control conditions. Participants in the 20 intervention schools received the Life Skills Training prevention program including material focusing on violence and the media, anger management, and conflict resolution skills. Survey data were collected from 4,858 sixth grade students prior to the intervention and three months later after the intervention. Findings showed significant reductions in violence and delinquency for intervention participants relative to controls. Stronger prevention effects were found for students who received at least half of the preventive intervention. These effects include less verbal and physical aggression, fighting, and delinquency. The results of this study indicate that a school-based prevention approach previously found to prevent tobacco, alcohol, and illicit drug use can also prevent violence and delinquency.

Adolescent↗

Advances in HIV treatment and prevention: should treatment optimism lead to prevention pessimism?

Advances in HIV treatment have changed the natural history of HIV disease and improved the life of infected people. But, paradoxically, the transformation of a lethal disease into a chronic condition has lead many people to pessimism regarding the future of HIV prevention. Post-exposure prophylaxis and prophylaxis of vertical transmission have added new tools, although they do not change the main features of HIV prevention which still relies on safer drug use and safer sex. The role assigned to HIV testing started to change in some countries where it had not been encouraged; however the impact of these changes appears still very limited, except for prevention of vertical transmission. Recent developments should be placed in the whole historical perspective of HIV infection: after the early period of dramatic favourable changes (around 1990), positive changes in attitudes and behaviour have slowed down or even stabilized. Proofs of 'relapse' are, however, still tenuous. The impact of therapeutic changes is combined with the normalization process of HIV infection issues. In the general population, HIV infection seems a more remote personal and social concern and the perception of risk has decreased. The changes in the social context of prevention are more diverse. On one hand, some social norms renewed during the HIV era may have long-lasting effects. The acknowledgement of social and human rights of homosexuals and drug users, stimulated by the AIDS movement, has entered a long-term process and may continue to support preventive behaviours. On the other hand, the exceptionalist alliance which supported and stimulated the HIV policies is weakening. This process might be accelerated by improved therapeutic perspectives. The main challenge is the success of the integration of HIV prevention in broader public health policies (including prevention of STI transmission, family planning, health promotion, etc.) without losing advances in prevention strategies gained in the HIV/AIDS era.

AIDS Serodiagnosis↗

Global prevention of all folic acid-preventable spina bifida and anencephaly by 2010.

Folic acid-preventable spina bifida and anencephaly are pandemic, affecting 225,000 children a year. These birth defects are as preventable as polio. As we near the eradication of polio, it is time to make the commitment to global prevention of all folic acid-preventable spina bifida and anencephaly (FA-P SBA) by 2010. Folic acid fortification of centrally processed foods, such as wheat and corn flour, could immediately prevent all of these birth defects for much of the world's population. These fortification programs will also help adults by increasing serum folate concentration, eradicating folate deficiency anemia, providing human genome stability and reducing homocysteine serum concentration, which will probably prevent heart attacks and strokes, and may prevent colon cancer and Alzheimer's disease. Where there is no centrally processed and distributed food to fortify, intense efforts must be made to increase consumption of synthetic folic acid through vitamin supplements. Geneticists can play a major role in preventing FA-P SBA by helping to create the political will in each country to implement fortification and supplement programs to eliminate disease caused by the current pandemic of folate deficiency.

Journal Article↗

Prevention validation and accounting platform: a framework for establishing accountability and performance measures of substance abuse prevention programs.

The field of substance abuse prevention has neither an overarching conceptual framework nor a set of shared terminologies for establishing the accountability and performance outcome measures of substance abuse prevention services rendered. Hence, there is a wide gap between what we currently have as data on one hand and information that are required to meet the performance goals and accountability measures set by the Government Performance and Results Act of 1993 on the other. The task before us is: How can we establish the accountability and performance measures of substance abuse prevention programs and transform the field of prevention into prevention science? The intent of this volume is to serve that purpose and accelerate the processes of this transformation by identifying the requisite components of the transformation (i.e., theory, methodology, convention on terms, and data) and by introducing an open forum called, Prevention Validation and Accounting (PREVA) Platform. The entire PREVA Platform (for short, the Platform) is designed as an analytic framework, which is formulated by a collectivity of common concepts, terminologies, accounting units, protocols for counting the units, data elements, and operationalizations of various constructs, and other summary measures intended to bring about an efficient and effective measurement of process input, program capacity, process output, performance outcome, and societal impact of substance abuse prevention programs. The measurement units and summary data elements are designed to be measured across time and across jurisdictions, i.e., from local to regional to state to national levels. In the Platform, the process input is captured by two dimensions of time and capital. Time is conceptualized in terms of service delivery time and time spent for research and development. Capital is measured by the monies expended for the delivery of program activities during a fiscal or reporting period. Program capacity is captured by fourteen measurement units, tapping into the dimensions of staff resources and community assets. Staff resources are, in turn, operationalized in terms of staff size, staff certification status, staff turnover rate, and the accreditation status of a provider agency. Community assets are operationalized by the number of community centers accessible to the funded agency, number of formalized teams or antidrug coalitions active in the catchment area, and other social/human services providers with whom the prevention agency has formalized networks. The totality of process output from all sources of program activities is reduced to eighteen classes of measures. These are operationalized by thirty-three summary measures. Some of these include: total count of events facilitated; total number of clients served; average number of clients served per event; clients served by single and multiple program sessions; classification of target population in terms of the severity of risk as defined by the Institute of Medicine; age groups and race/ethnicity of clients served; number of program participants retained by recurring programs; number of clients who have completed the program; penetration rates to the target population; client attrition rates; average referral rates per provider per time interval; referral success rates; and so on. All process output measures specified in the Platform are derived from two broad classes of events classified as either products or services. The collectivity of these measures is expected to present a cost-effective, parsimonious, yet comprehensive picture of the entire spectrum of the process output, i.e., "what came out of the program as program activities". For the measurement of performance outcomes, two types of data are incorporated into the Platform: outcome data from individuals and the behavior (or performance) of social indicators from aggregated data bases. Individual data are used to evaluate the outcome of substance abuse programs

Accounting↗

[Secondary prevention: an approach to improve the German drug abuse prevention system].

Drug prevention in Germany traditionally focuses on primary prevention programmes for children without any drug experience. Only a few programmes have been specifically developed for drug-taking youth, although especially children and adolescents at high risk for drug problems need intervention services which provide helpful support to reduce drug misuse. Empirical studies in two German cities show that prevention services are not available for the high-risk population of drug-taking youth. On an international level several projects are testing out new approaches for drug use prevention for at-risk youth. The primary goal of such secondary prevention programmes is to reduce the incidence and prevalence of drug use and abuse through early detection and intervention strategies. These programmes aim at preventing adolescents who are experimenting with drugs from progressing to misuse or addiction. Testing new prevention strategies to support drug-taking youth in Germany is likely to produce a valuable contribution to our knowledge of effective drug prevention.

Adolescent↗

Public health and child maltreatment prevention: the role of the Centers for Disease Control and Prevention.

Child maltreatment is a serious and preventable public health problem. Recent studies indicate a dose-response relationship between exposure to child maltreatment and the presence of adult diseases, clearly positioning child maltreatment as a public health burden. This commentary describes the Center for Disease Control and Prevention's (CDC) public health approach to prevention, and identifies elements of the CDC role that are complementary to the efforts of criminal justice and child protective services. CDC's goal for child maltreatment prevention is to assure the widespread adoption of prevention and intervention strategies that are evidence based. Immediate and practical impact can occur by improving collection of child maltreatment data, emphasizing positive parenting skills, and promoting programs representing the best prevention practices in child maltreatment prevention.

Centers for Disease Control and Prevention, U.S.↗

A clinical trial of tailored office systems for preventive service delivery. The Study to Enhance Prevention by Understanding Practice (STEP-UP).

BACKGROUND: The potential of primary care practice settings to prevent disease and morbidity through health habit counseling, screening for asymptomatic disease, and immunizations has been incompletely met. This study was designed to test a practice-tailored approach to increasing preventive service delivery with particular emphasis on health habit counseling. DESIGN: Group randomized clinical trial and multimethod process assessment. SETTING/PARTICIPANTS: Seventy-seven community family practices in northeast Ohio. INTERVENTION: After a 1-day practice assessment, a nurse facilitator met with practice clinicians and staff and assisted them with choosing and implementing individualized tools and approaches aimed at increasing preventive service delivery. MAIN OUTCOME MEASURE: Summary scores of the health habit counseling, screening and immunization services recommended by the U.S. Preventive Services Task Force up to date for consecutive patients during randomly selected chart review days. RESULTS: A significant increase (p=0.015) in global preventive service delivery rates at the 1-year follow-up was found in the intervention group (31% to 42%) compared to the control group (35% to 37%). Rates specifically for health habit counseling (p=0.007) and screening services (p=0.048) were increased, but not for immunizations. CONCLUSIONS: An approach to increasing preventive service delivery that is individualized to meet particular practice needs can increase global preventive service delivery rates.

Adult↗

Prevention of cardiovascular disease and diabetes: lessons from the Malmö Preventive Project.

Major public health problems such as cardiovascular disease and type 2 diabetes pose a challenge to both the medical profession and the health care system of most Western countries. In spite of widespread knowledge about risk factors and pathophysiological processes, it has been difficult to find effective preventive mass strategies based on evidence from controlled clinical trials. In the Malmö Preventive Project, Sweden, 33 346 subjects were screened for risk factors between 1974 and 1992, and a quarter of them were offered preventive help for cardiovascular disease risk or alcohol abuse. The overall finding of the project was that benefits of screening and prevention on mortality risk could only be shown in certain subgroups of younger men and women, not in the total screened cohort, as compared with a nonscreened reference population. These findings therefore question the effectiveness of preventive methods and drugs used during previous decades. New preventive methods are therefore needed and should be properly evaluated to form a basis for evidence-based prevention (EBP) in cardiovascular medicine.

Cardiovascular Diseases↗