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Research problems for consultation-liaison psychiatry in the DRG era.

Psychiatry needs to conduct more rigorously designed empirical research studies to demonstrate its cost-effectiveness, especially since the DRG era is becoming more firmly established. The effectiveness of psychiatric intervention can be evaluated on its abilities to improve physical functioning as well as its improvement of psychosocial symptoms and cost savings. Some of the problems in consultation-liaison research are discussed, including the potentially confounding influences of demographic variables, type and severity of somatic disease, time since diagnosis, level of psychosocial stress, and initial level of physical functioning. Several types of research measures used in assessing physical and psychosocial functioning are discussed, and some of the dilemmas for psychiatry in utilizing individual versus standardized research interventions are explored.

Activities of Daily Living↗

Health promotion in older adults. Promoting successful aging in primary care settings.

The ultimate objective of the successful aging paradigm is to improve the quality of life among the elderly. Although the aging process is currently immutable, primary care providers can modify the pathology and mitigate the expression of disease through prevention and treatment. Avoiding disease and disability, maintaining mental function and maintaining physical function are cornerstones of this approach. Recommendations about eating right, eating less, and exercising more are to make , but they are not easy to adopt for geriatric patients. Our elderly patients need far more physician mentoring and guidance in order to attain the goal of a healthier and higher quality of life that is implied by strategies for successful aging.

Aged↗

Polo-like kinase 1 (Plk1) inhibits p53 function by physical interaction and phosphorylation.

Polo-like kinase 1 (Plk1) has an important role in the regulation of M phase of the cell cycle. In addition to its cell cycle-regulatory function, Plk1 has a potential role in tumorigenesis. Here we found for the first time that Plk1 physically binds to the tumor suppressor p53 in mammalian cultured cells, and inhibits its transactivation activity as well as its pro-apoptotic function. During the cisplatin-induced apoptosis in human neuroblastoma SH-SY5Y cells, the expression level of Plk1 was significantly decreased both at mRNA and protein levels, whereas cisplatin treatment caused a remarkable stabilization of p53. Systematic immunoprecipitation analyses using a series of deletion mutants of p53 revealed that a sequence-specific DNA-binding region of p53 is required and sufficient for the physical interaction with Plk1. The ectopically overexpressed Plk1 was co-localized with the endogenous p53 in mammalian cell nucleus, as shown by confocal laser microscopy. Expression of exogenous Plk1 and p53 in p53-deficient lung carcinoma H1299 cells greatly decreased the p53-mediated transcription from the p53-responsive p21(WAF1), MDM2, and BAX promoters, whereas the kinase-deficient mutant form of Plk1 failed to reduce the transcriptional activity of p53. Consistent with the luciferase reporter analysis, Plk1 had an ability to block the p53-dependent induction of the endogenous p21(WAF1). In addition, Plk1 inhibited the pro-apoptotic function of p53 in H1299 cells. Intriguingly, Plk1-mediated repression of p53 was attenuated with ATM. Thus, our present findings strongly suggest that p53 is a critical target of Plk1, and its function is abrogated through the physical interaction with Plk1.

Animals↗

Health-related quality of life and impact of antiviral treatment in Chinese patients with chronic hepatitis C in Taiwan.

AIM: To evaluate health-related quality of life (HRQOL) in Chinese patients with chronic hepatitis C (CH-C), and the impact of antiviral treatment. METHODS: Short Form 36 (SF-36) Health-related Quality of Life Questionnaires to interview CH-C patients, and age- and sex-matched control subjects at outpatient clinics of a medical center in Taiwan were used. Data were transformed to scores for comparisons of eight major SF-36 domains. We also enrolled consecutive CH-C patients who completed one course of antiviral treatment (interferon alpha with ribavirin), and measured the HRQOL before, at the 12th wk of treatment, at the end of treatment, and at mo 6, after stopping the treatment to evaluate the impact of antiviral treatment. RESULTS: A total of 371 outpatients were enrolled, including 182 with CH-C and 189 age- and sex-matched subjects without CH-C. CH-C subjects had obviously lower educational status (P<0.01). Mean scores of domains in general health, physical functioning, role-physical, role-emotional, vitality, and mental health of the SF-36 were significantly lower in subjects with CH-C than those without CH-C (P<0.05). In an analysis of 47 CH-C patients who received and completed the whole course of antiviral treatment, mean scores of all domains were significantly lower at wk 12 of treatment compared to baseline. The scores returned to pretreatment values by the end of treatment, but were significantly increased at mo 6 after stopping the treatment. Among the 47 CH-C patients, 21 had sustained responses and 26 had non-sustained responses to antiviral treatment. Compared to pretreatment values, subjects with sustained responses had significantly lower social functioning scores at wk 12 of treatment, and scores for all SF-36 domains returned to pretreatment values, and increased significantly at mo 6 after stopping the treatment. For non-sustained virological responders, scores of all SF-36 domains significantly decreased at wk 12 of treatment, and did not increase significantly by the end of treatment, or at mo 6 after stopping the treatment when compared to the pretreatment values. CONCLUSION: HRQOL in CH-C patients is significantly impaired in most SF-36 domains. Antiviral treatment impaired HRQOL of CH-C subjects during early treatment, mainly in non-sustained virological responders, and improved at mo 6 after stopping the treatment, mainly in sustained virological responders.

Adult↗

The impact of human immunodeficiency virus (HIV) infection on quality of life in a multiracial South African population.

We set out to document quality of life in South African HIV subjects, using the Medical Outcomes Survey (MOS) SF-36 instrument, and to determine whether this was affected by race, gender or clinical stage of disease. A cross-sectional survey of 134 HIV outpatients (42 White, 49 Mixed race, 43 Black) and 114 healthy non-medical hospital personnel (36 White, 37 Mixed race, 42 Black) was carried out at a referral centre for HIV patients in the Western Cape region of South Africa. Scores on eight scales measuring different aspects of quality of life were calculated. Black female controls scored significantly lower on all scales (p < 0.05) except physical function. HIV-infected subjects of Mixed race (both genders) reported poorer physical function (p < 0.05) but no other scale was affected by race. HIV subjects scored significantly lower than controls on all scales (p < 0.01); the majority of the decline in function occurred early in disease by WHO stages 1 and 2. We conclude that HIV-infection impacts early on all aspects of quality of life and that this impact is largely independent of racial origin.

Adult↗

Discriminative ability of the short-form 36 health survey: a tale of two versions.

BACKGROUND AND OBJECTIVES: Previous studies suggested that the Chinese version of the Short-Form 36 Health Survey (SF-36) had smaller variability in the physical functioning (PF) and physical component summary (PCS) scores than the English SF-36. This may translate into differences in discriminative ability and sample size requirement. MATERIALS AND METHODS: Data were drawn from a community-based survey and a randomised crossover study of Singaporeans bilingual in the Chinese and English languages. The abilities of the two PF and PCS versions in discriminating subjects who reported chronic illness and acute disease symptoms versus those who did not were compared. RESULTS: In all four comparisons (i.e. two health criteria in two studies) the Chinese version of PF showed a larger effect size than the English version. In three out of four comparisons the Chinese version of PCS showed a larger effect size than the English version. CONCLUSIONS: The Chinese version appeared more efficient in detecting a statistically significant difference between groups. Other factors being the same, the Chinese SF-36 may require a smaller sample size than the English SF-36 for the studies of physical aspects of health-related quality of life.

Activities of Daily Living↗

An instrument to assess adolescent alcohol involvement.

This study was the beginning of a validation process for the Presley Adolescent Alcohol Scale (PAAS). The instrument is intended for youth of ages 11 to 24 and involves six subscales: Quantity and Frequency of Use, School Functioning, Family Functioning, Social Functioning, Driving and Legal Functioning, Physical and Psychological Functioning. Items identify Use, Misuse, Problematic Use, and Dependency. Three groups of students in Southern Illinois were used (N = 216): high school students in grades 7 to 12 (N = 51), undergraduate students at Southern Illinois University (N = 129), and patients at an adolescent alcohol inpatient treatment center (N = 36). ANOVA showed a significant difference between these three groups (p < .0001). In general, results from the study supported initial validity and reliability for the PAAS.

Adolescent↗

Development of a conceptual framework for the assessment of geriatric rehabilitation outcomes.

The objective of the study was to develop a conceptual framework of key assessment areas for the evaluation of rehabilitation outcomes in older persons. The study was designed in four stages. First, a review of the literature generated a list of 84 potential outcome variables. Second, semi-structured interviews were conducted with older adults informants (n = 19) to record their thoughts about important rehabilitation outcomes. From the analyses of the transcripts, 20 recurrent themes became apparent. Third, relevant assessment areas were determined based on the merged data from the literature and the interviews. Fourth, a focus group was held with a panel of eight interdisciplinary experts with strong involvement in geriatric rehabilitation to evaluate, improve, and validate the preliminary work. As a result of the study, the conceptual framework for the assessment of geriatric rehabilitation outcomes (FAGRO) is composed of four primary outcome domains related to important activities for community-living older persons: mobility activities, basic activities of daily living, activities of independent living, and leisure activities. The models also allows for four brief evaluations of underlying functioning components, including: physical functioning, psychological functioning, social functioning, and factors related to the caregiver status and available resources. The model has the potential to become a valuable additional tool for outcome assessment, researched and developed specifically for geriatric rehabilitation.

Activities of Daily Living↗

Comparison between subjective and objective assessment of the long-term results after the Heller-Dor operation in patients affected by oesophageal achalasia.

INTRODUCTION: Nowadays the subjective assessment of Health-Related Quality of Life after surgery for achalasia is often associated with the instrumental methods in order to evaluate long-term results of therapy. AIMS: To assess the long-term objective and subjective results of the surgical treatment of achalasia and to study the correlation between clinical-instrumental methods and those based on the patient's self-assessment and on Health-Related Quality of Life questionnaires. METHODS: One hundred and twenty-four patients consecutively submitted to trans-abdominal Heller-Dor operation were periodically followed up with clinical examination, endoscopy, barium swallow and manometry. The Health-Related Quality of Life was assessed using the 36 item short form (SF-36) and the Psychological General Well-Being Index questionnaire. The statistical comparison between the results of the self-assessment questionnaires and the long-term clinical-instrumental result was calculated by means of linear regression analysis. RESULTS: Over the years, 123 patients underwent at least one complete clinical-instrumental check-up and filled the self-assessment questionnaires. Mean follow-up was 105 months (range 12-288) with a median of 82.5 months. The result of the surgery was considered satisfactory in 93.5% of the patients, while the reflux oesophagitis observed in 6.5% of the cases was the main cause of failure. Clinical scores for dysphagia and for gastro-oesophageal reflux symptoms were significantly reduced after surgery. The results of the SF-36 and Psychological General Well-Being Index questionnaires were in our population very high and clinical correlation (p<0.05) emerged in physical function, in role physical, in mental health and in vitality domains of SF-36 questionnaire, and in self-control and general health scales of Psychological General Well-Being Index questionnaire. CONCLUSIONS: Health-Related Quality of Life questionnaires can be considered valid aids in evaluating surgical results, but the clinical-instrumental evaluation remains the cardinal point of every long-term assessment in order to diagnose complications, the disease-related conditions of the patient and to acquire reliable data on which scientific discussion can be based.

Deglutition Disorders↗

Pacemaker implantation and quality of life in the Mode Selection Trial (MOST).

BACKGROUND: Dual-chamber pacemakers restore AV synchrony compared with ventricular pacemakers, but the effects on health-related quality of life (QOL) are uncertain. OBJECTIVES: The purpose of this study was to assess the effect of pacemaker implantation, clinical factors, and pacing mode on QOL. METHODS: The Mode Selection Trial (MOST) randomized 2,010 patients with sinus node dysfunction to rate-modulated right ventricular (VVIR) or dual-chamber (DDDR) pacing. A longitudinal analysis of serial QOL measures (Short Form-36 [SF-36], Specific Activity Scale, and time trade-off utility) was performed. In patients who crossed over from VVIR to DDDR because of severe pacemaker syndrome, the last known QOL prior to crossover was carried forward. RESULTS: Pacemaker implantation resulted in substantial improvement in almost all QOL measures. Subjects 75 years or older experienced significantly less improvement in functional status and physical component summary scores than did younger subjects. In longitudinal analyses of the effect of pacing mode on QOL, significant improvement in three SF-36 subscales was observed with DDDR pacing compared with VVIR pacing: role physical [62.8 points (95% confidence interval [CI] 60.2, 65.5) vs 56.4 (95% CI 53.7, 59.1)], role emotional [85.0 (95% CI 82.9, 87.0) vs 81.9 (95% CI 79.9, 84.0)], and vitality [51.8 (95% CI 50.3, 53.3) vs 49.3 (95% CI 47.8, 50.7)], but not in other SF-36 subscales, the Specific Activity Scale, or utilities. The gains in QOL were larger than the declines associated with 1 year of aging but smaller than those associated with heart failure. CONCLUSION: Pacemaker implantation improved health-related QOL. The mode selected was associated with much smaller, but significant, improvements in several domains, particularly role physical function.

Aged↗

Tramadol and acetaminophen combination tablets in the treatment of fibromyalgia pain: a double-blind, randomized, placebo-controlled study.

PURPOSE: To evaluate the efficacy and safety of a combination analgesic tablet (37.5 mg tramadol/325 mg acetaminophen) for the treatment of fibromyalgia pain. METHODS: This 91-day, multicenter, double-blind, randomized, placebo-controlled study compared tramadol/acetaminophen combination tablets with placebo. The primary outcome variable was cumulative time to discontinuation (Kaplan-Meier analysis). Secondary measures at the end of the study included pain, pain relief, total tender points, myalgia, health status, and Fibromyalgia Impact Questionnaire scores. RESULTS: Of the 315 subjects who were enrolled in the study, 313 (294 women [94%], mean [+/- SD] age, 50 +/- 10 years) completed at least one postrandomization efficacy assessment (tramadol/acetaminophen: n = 156; placebo: n = 157). Discontinuation of treatment for any reason was less common in those treated with tramadol/acetaminophen compared with placebo (48% vs. 62%, P = 0.004). Tramadol/acetaminophen-treated subjects also had significantly less pain at the end of the study (53 +/- 32 vs. 65 +/- 29 on a visual analog scale of 0 to 100, P <0.001), and better pain relief (1.7 +/- 1.4 vs. 0.8 +/- 1.3 on a scale of -1 to 4, P <0.001) and Fibromyalgia Impact Questionnaire scores (P = 0.008). Indexes of physical functioning, role-physical, body pain, health transition, and physical component summary all improved significantly in the tramadol/acetaminophen-treated subjects. Discontinuation due to adverse events occurred in 19% (n = 29) of tramadol/acetaminophen-treated subjects and 12% (n = 18) of placebo-treated subjects (P = 0.09). The mean dose of tramadol/acetaminophen was 4.0 +/- 1.8 tablets per day. CONCLUSION: A tramadol/acetaminophen combination tablet was effective for the treatment of fibromyalgia pain without any serious adverse effects.

Acetaminophen↗

Open heart surgery: one-year self-assessment of quality of life and functional outcome.

BACKGROUND: The aim of this prospective study, based on the completion of the short form health survey questionnaire (SF36) before and 1-year after open heart surgery, was threefold: to evaluate the changes in quality of life (QOL) after open heart surgery, to determine the factors influencing QOL, and to assess the relation between preoperative QOL and 1-year cardiac functional status. METHODS: Logistic regression was used to determine factors that influence patients' QOL scores and their 1-year cardiac functional status. Different groups were constituted in terms of 1-year cardiac functional status by means of an arborescent classification. RESULTS: Comparison of preoperative and postoperative mean scores in the 293 patients included in the study revealed an improvement in all but three dimensions of the SF36 scale. Quality of life improved after operation in an average of 50% of patients. The most frequently found independent predictors of impairment after surgery were NYHA functional class III or IV and angina class III or IV. At 1 year, 64% of patients had satisfactory cardiac functional status. Independent predictive factors of 1-year cardiac functional status were: physical functioning, pain, general health problems, and coronary artery bypass graft. The arborescent classification indicated that the probability of having a "satisfactory" 1-year cardiac functional status was greater than 75% for patients with at least one preoperative QOL dimension above 75 on the scale. CONCLUSIONS: Preoperative QOL determined by the SF36 is predictive of 1-year cardiac functional status. Coronary artery bypass patients do not recover as well as patients having undergone heart valve surgery.

Activities of Daily Living↗

Can the western Ontario and McMaster Universities (WOMAC) osteoarthritis index be used to evaluate different hip joints in the same patient?

The Western Ontario and McMaster Universities (WOMAC) osteoarthritis index was originally designed for disease-specific evaluation of patients with lower extremity osteoarthritis (1988), but has not been validated for evaluation of more than one joint at the same time in the same patient. Thirty-three patients with bilateral total hip arthroplasties answered a questionnaire containing both the WOMAC osteoarthritis index and the Harris hip score (HHS) (1969), a joint-specific health status measure that was designed to include evaluation of bilateral hip arthroplasty. Differences in scores between hips were highly correlated for HSS and WOMAC total score (P = .0001), HHS pain and WOMAC pain subscores (P = .0001), and HHS function and WOMAC physical function subscores (P = .0001). WOMAC stiffness and HHS range of motion were not significantly correlated (P = .1308). In 23 patients (70%), both scores graded the hips with the same comparative outcome. When comparative outcomes were different, the average difference was less than 3 points (of 100 possible points). These results demonstrate that patients with bilateral hip arthroplasty can apply the WOMAC osteoarthritis index questions to individual hips at the same time as effectively as the joint-specific HHS questions.

Health Status Indicators↗

Health status of ICU survivors: a pilot study.

This paper reports on a pilot study that focused on the feasibility of conducting longitudinal research on the health status of intensive care unit (ICU) survivors. Twenty patients completed a short ICU specific health status survey while in ICU and then were invited to complete the same survey--with the addition of the Medical Outcome Study Short Form-36 (SF-36) health status survey--at 6 and 12 months after their hospital discharge. While the patients were in the ICU, 20 family members completed the same survey on the patients' behalf as proxy respondents. Most patients were willing to be in the study for its duration. There was a wide variation in patients' responses to the ICU specific instrument at all data collection points. Patient and proxy responses were very similar for almost all of the physical items but there was a lack of agreement for the more subjective psychosocial items. The SF-36 was found to be more reliable and easier to score and analyse in this small study than the ICU specific health status instrument. The three SF-36 scales ranked lowest at 6 months were physical functioning, role-physical and role-emotional, while at 12 months the three lowest were role-physical, role-emotional and vitality. Total attrition at 12 months was 40 per cent. Using the results of the SF-36, sample size estimates were conducted in preparation for a larger study. It was concluded that it is feasible to conduct longitudinal research on ICU survivors but proxy responses should not be used indiscriminately.

Adult↗

Weight loss and health-related quality of life: results at 1-year follow-up.

To evaluate the 1-year results of treatment-induced weight loss on health-related quality of life (HRQL), 32 mildly to moderately overweight persons who participated in a 13-week weight loss program completed the Medical Outcomes Study Short Form-36 Health Survey (SF-36) at baseline, immediately after the program, and at 1-year follow-up. At 1 year, 65.6% of participants maintained at least some weight loss. The improvements on HRQL observed immediately after treatment on the physical functioning, role-physical, general health, vitality, and mental health scales of the SF-36 were maintained only on the general health and vitality scales at 1 year. There were no significant differences between weight maintainers and weight regainers on change from baseline to 1-year follow-up on HRQL. Our findings suggest that treatment-induced weight loss among mildly to moderately overweight persons improves HRQL and that at least some of these benefits are maintained at 1-year follow-up regardless of whether the weight loss is maintained.

Adult↗

Impact of weight loss on health-related quality of life.

To examine the effect of treatment-induced weight loss on Health-Related Quality of Life (HRQL), 38 mildly-to-moderately overweight persons recruited to participate in a study to examine the efficacy of a lifestyle modification treatment program completed a sociodemographic questionnaire, the Beck Depression Inventory (BDI), the Medical Outcomes Study Short-Form Health Survey (SF-36, as an assessment of HRQL), and underwent a series of clinical evaluations prior to treatment. After baseline evaluations, participants were randomly assigned to either a program of lifestyle physical activity or a program of traditional aerobic activity. Participants again completed the SF-36 and BDI after the 13-week treatment program had ended. Weight loss averaged 8.6 +/- 2.8 kg over the 13-week study. We found that weight loss was associated with significantly higher scores (enhanced HRQL), relative to baseline, on the physical functioning, role-physical, general health, vitality and mental health domains of the SF-36. The largest improvements were with respect to the vitality, general health perception and role-physical domains. There were no significant differences between the lifestyle and aerobic activity groups on any of the study measures. These data indicate that, at least in the short-term, weight loss appears to profoundly enhance HRQL.

Adult↗

Quality of life and patients' satisfaction in chronic urticaria and respiratory allergy.

BACKGROUND: Few articles are available about chronic urticaria (CU) impact on patients' quality of life (QoL). The aim of our study was to evaluate QoL in CU patients both focusing on health status and subjective satisfaction. We adopted two generic tools: SF-36 (an health status questionnaire) and SAT-P (a satisfaction profile). METHODS: Twenty-one untreated patients (five males, 16 females; aged 46.3 +/- 12.4) affected by CU, were enrolled. SF-36 and SAT-P scores of CU patients were compared with scores of a group of 27 patients with respiratory allergy. Published reference values of 608 and 241 Italian healthy subjects were used as controls, respectively, for SF-36 and SAT-P. RESULTS: Patients with CU compared with allergic patients referred significantly lower scores in physical functioning (P = 0.046), role physical (P = 0.01), bodily pain (P = 0.0001), general health (P = 0.0043) and role emotional (P = 0.04), and compared with reference sample reported lower scores in all SF-36 domains (P < 0.0001). SAT-P scores of CU patients compared with patients with respiratory allergy and with reference sample were significantly lower in many aspects of daily life. CONCLUSIONS: These results show a significant impact on health status and on subjective satisfaction in patients with CU: the symptoms affect everyday life, limiting and impairing physical and emotional functioning, and acts as an indirect burden on life satisfaction.

Adult↗

A comparison of pain and health-related quality of life between two groups of cancer patients with differing average levels of pain.

A study was performed to describe and compare pain and Health-Related Quality of Life (HRQOL) in two groups of cancer patients in palliative care as well as to describe the correlation between pain and HRQOL. Forty-seven patients with mild average pain [Visual Analogue Scale (VAS) </= 3] and 28 patients with moderate to severe average pain (VAS > 3) were included. Medical Outcomes Study Short Form (SF-36) was used to evaluate HRQOL, pain intensity levels were measured with the VAS on Pain-O-Meter. Compared to patients with mild pain, patients with moderate to severe pain had statistically significant, higher pain intensity for the items 'pain at time of interview', 'worst pain in the past 24 hours' and 'pain interrupting sleep.' They also had the lowest scores of the SF-36 dimensions: physical functioning, role-physical, and bodily pain. Patients with moderate to severe pain had statistically significant, fewer months of survival. There were statistically significant positive correlations between pain items and negative correlation between pain and SF-36 dimensions. The conclusion is that pain has a negative impact on HRQOL, especially on physical health and that pain increases towards the final stages of life. Even if patients have to endure symptoms such as fatigue and anxiety during their short survival time, dealing with pain is an unnecessary burden, which can be prevented.

Adult↗