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Biomedical subjects

Barbara K Rimer

Publications and source records attributed to Barbara K Rimer.

At least 19 recordsLinked to original sources

Sex education and the news: lessons from how journalists framed virginity pledges.

This analysis of newspaper articles about virginity pledges published from 1987 to 2001 describes prominent news frames on sex education. The articles focused on True Love Waits, a nationwide virginity pledge campaign encouraging abstinence, and results from Add Health (TLW), a longitudinal study that included questions to evaluate the effects of virginity pledges. Our results show how news frames and sources can vary for related events. Reporting on virginity pledges was often not grounded in science, and reporting on the science of pledges did not reflect a broader context. In this case, reporting may have encouraged support for abstinence-only programs.

Humans↗

How new subscribers use cancer-related online mailing lists.

BACKGROUND: Online cancer-related support is an under-studied resource that may serve an important function in the information seeking, care, and support of cancer patients and their families. With over 9.8 million cancer survivors (defined as anyone living with cancer) in the United States alone and the number growing worldwide, it is important to understand how they seek and use online resources to obtain the information they need, when they need it, and in a form and manner appropriate to them. These are stated cancer communication goals of the US National Cancer Institute. OBJECTIVES: Our purposes are to (1) present background information about online mailing lists and electronic support groups, (2) describe the rationale and methodology for the Health eCommunities (HeC) study, and (3) present preliminary baseline data on new subscribers to cancer-related mailing lists. In particular, we describe subscribers' use of mailing lists, their reasons for using them, and their reactions to participating shortly after joining the lists. METHODS: From April to August 2004, we invited all new subscribers to 10 Association of Cancer Online Resources mailing lists to complete Web-based surveys. We analyzed baseline data from the respondents to examine their perceptions about cancer-related mailing lists and to describe how cancer patients and survivors used these lists in the period shortly after joining them. RESULTS: Cumulative email invitations were sent to 1368 new mailing list subscribers; 293 Web surveys were completed within the allotted time frame (21.4% response rate). Most respondents were over age 50 (n = 203, 72%), white (n = 286, 98%), college graduates (n = 161, 55%), and had health insurance (n = 283, 97%). About 41% (n = 116) of new subscribers reported spending 1 to 3 hours per day reading and responding to list messages. They used the mailing lists for several reasons. Among the most frequently reported, 62% (n = 179) strongly agreed they used mailing lists to obtain information on how to deal with cancer, 42% (n = 121) strongly agreed they used mailing lists for support, and 37% (n = 109) strongly agreed that they were on the mailing lists to help others. Smaller proportions of new subscribers strongly agreed that others on the mailing lists had similar cancer experiences (n = 23, 9%), that they could relate to the experiences of others on the lists (n = 66, 27%), and that others on the list gave them good ideas about how to cope with cancer (n = 66, 27%). CONCLUSIONS: Cancer-related online mailing lists appear to be an important resource, especially for information seeking but also for support of cancer survivors. These were the primary motivators most members reported for joining mailing lists. The modest proportion of subscribers who strongly agreed that they could relate to others' cancer experiences (as well as similar responses to other process questions) is undoubtedly due at least in part to the short duration that these subscribers were involved with the mailing lists. Emerging data, including our own, suggest that mailing lists are perhaps under-used by minority patients/survivors. These preliminary data add to a growing body of research on health-related online communities, of which online mailing lists are one variant.

Health Personnel↗

Initiation and discontinuation of hormone therapy for menopausal symptoms: results from a community sample.

Factors related to initiation and discontinuation of hormonal therapy (HT) for treatment of menopausal symptoms were examined in a community sample of 533 peri/postmenopausal women aged 45-54 by telephone three times. Over 40 variables including: sociodemographic characteristics, clinical reasons to start HT use, HT contraindications, HT attitudes/knowledge, and health behaviors were examined in logistic regression models comparing women who discontinued HT to women who continued using HT over 9 months (discontinuers) and women who initiated HT versus women who never used HT over 9 months (initiators). Increased understanding of HT, confidence, mental health symptoms, perception that menopause is natural, and having gynecological surgery were related to decreased likelihood of HT discontinuation. Increased understanding about risks of HT, vasomotor symptoms, mood symptoms, and having gynecological surgery were related to increased likelihood of HT Initiation. These findings highlight the importance of physicians discussing HT with their patients, particularly because of recent clinical trial developments.

Communication↗

Public education and cancer control.

OBJECTIVES: To provide an overview of public education efforts in tobacco, obesity, environmental health, and cancer screening. DATA SOURCES: Cochrane, AHRQ, the CDC's Guide to Community Preventive Services, and other reviews. CONCLUSION: Major changes in rates of smoking and cancer screening attest to the effectiveness of public education efforts. Diet and physical activity have more resistant behaviors. Communication technologies offer possibilities for connecting people with the education they need. IMPLICATIONS FOR NURSING PRACTICE: Nurses can play important roles in public education by helping to overcome people's misperceptions and biases related to cancer. There also may be an important role for nurses as information brokers.

Clinical Nursing Research↗

Factors associated with men's use of prostate-specific antigen screening: evidence from Health Information National Trends Survey.

BACKGROUND: Rapid uptake of prostate-specific antigen (PSA) testing has occurred in the United States despite inconclusive evidence regarding mortality benefit. METHODS: We examined data (n=927) from the 2003 Health Information National Trends Survey to assess prevalence of self-reported PSA use and its association with patients' decision making. RESULTS: Over half (55.2%) the sample reported ever having had a PSA test. Men aged 65-74 (OR=2.53, 1.49-4.31), with some college (OR=2.41, 1.22-4.77) or college degrees (OR=5.01, 2.53-9.90) were more likely to have had PSA tests, while men without health insurance (OR=0.32, 0.12-0.88) or a usual source of care (OR=0.35, 0.22-0.54) were less likely. In a model including healthcare provider communication and information seeking, men who reported that providers involved them in decisions (OR=1.76, 1.02-3.03) and recommended PSA (OR=236.3, 70.5-791.4) were more likely to have had the tests. Men aged 65-74 (OR=2.30, 1.33-4.00), with college degrees (OR=2.91, 1.45-5.82), and greater information attention/seeking (OR=1.23, 1.07-1.40) were more likely to report PSA recommendations, while those without usual care were less likely (OR=0.37, 0.22-0.64). Men without usual care (OR=0.38, 0.20-0.71) and Hispanic men (OR=0.40, 0.19-0.85) were less likely to report that healthcare providers involved them in healthcare decisions. CONCLUSIONS: Results emphasize the relevance of patient decision making and the importance of healthcare providers in PSA testing.

Aged↗

The efficacy of tailored print materials in promoting colorectal cancer screening: results from a randomized trial involving callers to the National Cancer Institute's Cancer Information Service.

In this large randomized trial among callers to the Cancer Information Service (CIS), tailored print materials were tested for efficacy in promoting colorectal cancer (CRC) screening (fecal occult blood test [FOBT], flexible sigmoidoscopy, or colonoscopy). All participants completed baseline interviews at the end of their usual service calls to the CIS, as well as short-term (6-month) and longer-term (14-month) telephone follow-up interviews. The study sample (n = 4,014) was restricted to English-speaking CIS callers 50 + years of age, who would be eligible for CRC screening at 14 months follow-up and did not call the CIS about CRC or CRC screening. Four experimental conditions were compared: a single untailored (SU) mailout of print material (the control condition); a single tailored (ST) mailout of print material; four (multiple) tailored (MT) mailouts of print materials spanning 12 months, all of which were tailored to information obtained at baseline; and four (multiple) retailored (MRT) mailouts also spanning 12 months, with retailoring of the print materials (mailouts 2, 3, and 4) based on updated information obtained from the 6-month follow-up interviews. Consistent with the main hypothesis of this trial, a significant linear trend across the SU, ST, MT, and MRT groups was found at 14 months (42%, 44%, 51%, and 48%, respectively, p = 0.05). Only for MT was there a significant difference compared with SU (p = 0.03) for the sample as a whole, while no differences were found for MT vs. MRT at 14 months. Significant moderator effects in the predicted direction were found among females, younger participants, and among those with a history of CRC screening, all of which involved the SU vs. MT MRT comparisons. Only among younger participants (ages 50-59) was there a difference between SU vs. ST at 14 months. Given these results, we conclude from this trial the following: (1) the MRT intervention failed to show added benefit beyond the MT intervention, (2) the significant intervention effects involving the MT and MRT conditions can be explained by tailoring and/or the longitudinal nature of both interventions, and (3) the most compelling evidence in support of tailoring was found for the ST condition among younger participants, where a significant need for interventions exists at the national level. Directions for future research are discussed in light of the results summarized above.

Aged↗

Methods and strategies to recruit African Americans into cancer prevention surveillance studies.

OBJECTIVE: Recruitment of African Americans into health research studies is a major challenge. This report describes a study of different methods and strategies to recruit African Americans into a population-based assessment of cancer behavioral risk factors. METHODS: African Americans ages 18 to 70 years in North Carolina (n = 5,000) were randomly selected from the Department of Motor Vehicle rosters and assigned at random to one of five different recruitment strategies based on variations of approach letters (generic versus culturally sensitive) and inclusion, exclusion, or promise of a small incentive. Prospective participants were sent an 11-page questionnaire by mail but could complete it by telephone or Internet as well as by mail. RESULTS: The overall response rate was 17.5% (747 completed surveys of 4,276 delivered): 655, 84, and 8 by mail, Internet, and telephone, respectively. Among eligible respondents, response was significantly higher for incentive-based than nonincentive strategies; 23.9% for the generic letter plus incentive compared with 15.8% for the generic letter only (P < 0.001). The culturally sensitive letter had little effect on participation (15.8% for both the generic and culturally sensitive letters). The mean age of eligible respondents was 43.9 years, 41% were male, 37% were college graduates, and 75% were overweight/obese. There were no differences in respondent characteristics by assigned recruitment strategy. CONCLUSIONS: Incentive-based strategies yielded the highest survey responses, whereas a culturally sensitive letter did not appreciably increase participation among African Americans in North Carolina. This study adds to what is known about culturally sensitive recruitment strategies for African Americans and challenges their usefulness in survey-based studies.

Adolescent↗

Promoting cancer screening: Learning from experience.

This article provides an overview of behavioral and social science cancer screening intervention research and introduces the scope of topics addressed in this supplement to Cancer. The authors identify and address issues to consider before conducting interventions to promote the uptake of screening tests, such as the benefits and harms associated with screening. Trends in the use of cancer screening tests are discussed in the context of their efficacy and adoption over time. Both the development and breadth of social and behavioral intervention research intended to increase the use of effective tests are reviewed as background for the articles that follow. The application of the lessons from this extensive knowledge base not only should accelerate the uptake of the effective cancer screening tests currently available, but also can guide future directions for research.

Breast Neoplasms↗

The future of research that promotes cancer screening.

The authors draw on the lessons highlighted in preceding articles in the current supplement to provide recommendations for cancer screening intervention research and to highlight some of the many questions that will require further investigation.

Biomedical Research↗

Informed decision making: what is its role in cancer screening?

Interest in informed decision making (IDM) has grown in recent years. Greater patient involvement in decision making is consistent with recommendations to improve health care quality. This report provides an overview of IDM; clarifies the differences between IDM, shared decision making (SDM), and informed consent; and reviews the evidence to date about IDM for cancer screening. The authors also make recommendations for research. We define IDM as occurring when an individual understands the disease or condition being addressed and comprehends what the clinical service involves, including its benefits, risks, limitations, alternatives, and uncertainties; has considered his or her preferences and makes a decision consistent with them; and believes he or she has participated in decision making at the level desired. IDM interventions are used to facilitate informed decisions. The authors reviewed the evidence to date for IDM and cancer screening based primarily on published meta-analyses and a recent report for the Centers for Disease Control and Prevention's Guide to Community Preventive Services. IDM and SDM interventions, such as decision aids, result in improved knowledge, beliefs, risk perceptions, and combinations of these. Little or no evidence exists, however, regarding whether these interventions result in 1) participation in decision making at a level consistent with patient preferences or 2) effects on patient satisfaction with the decision-making process. These variables generally either were not assessed or were not reported in the articles reviewed. Results of interventions on uptake of screening were variable. After exposure to IDM/SDM interventions, most studies showed small decreases in prostate cancer screening, whereas four studies on breast and colorectal cancer screening showed small increases. Few data are available by which to evaluate current practices in cancer screening IDM. Patient participation in IDM should be facilitated for those who prefer it. More research is needed to assess the benefits of IDM/SDM interventions and to tailor interventions to individuals who are most likely to desire and benefit from them. There are many system barriers to IDM/SDM and few tools. More work is needed in this area as well. In addition, research is needed to learn how to incorporate IDM into ongoing clinical practice and to determine whether there are unintended negative consequences of IDM.

Community Health Services↗

Prevalence and correlates of repeat mammography among women aged 55-79 in the Year 2000 National Health Interview Survey.

BACKGROUND: Utilization of mammography has increased steadily since the early 1990s. It is now important to expand the attention given to obtaining repeat examination. This study examines the prevalence and cross-sectional correlates of repeat mammography, among women aged 55-79, using a 12-month (N = 3,502) and a 24-month interval (N = 3,491). METHODS: Data were from the Year 2000 Cancer Control Module of the National Health Interview Survey (NHIS-CCM). The NHIS-CCM asked about the most recent mammogram and the total number of mammograms over the prior 6 years. An algorithm estimated repeat mammography for the two intervals. RESULTS: Prevalence estimates were 49% for the 12-month interval, and 64.1% for the 24-month interval. Correlates of lower likelihood of repeat mammography for both indicators were: no regular source of care, having public or no health insurance, less than a college education, household income less than $45K, not being married, current or never smoking, age 65-79, and lower absolute risk of breast cancer (Gail Model score). CONCLUSIONS: A substantial percentage of women do not receive repeat mammography. The correlates of repeat mammography were similar to those often found for ever-had and recent mammography. There is probably some imprecision in the prevalence estimates due to the nature of NHIS-CCM questions. Issues pertinent to the definition of repeat examination are addressed.

Aged↗

Progress in cancer screening practices in the United States: results from the 2000 National Health Interview Survey.

BACKGROUND: Understanding differences in cancer screening among population groups in 2000 and successes or failures in reducing disparities over time among groups is important for planning a public health strategy to reduce or eliminate health disparities, a major goal of Healthy People 2010 national cancer screening objectives. In 2000, the new cancer control module added to the National Health Interview Survey (NHIS) collected more detailed information on cancer screening compared with previous surveys. METHODS: Data from the 2000 NHIS and earlier surveys were analyzed to discern patterns and trends in cancer screening practices, including Pap tests, mammography, prostate specific antigen (PSA) screening, and colorectal screening. The data are reported for population subgroups that were defined by a number of demographic and socioeconomic characteristics. RESULTS: Women who were least likely to have had a mammogram within the last 2 years were those with no usual source of health care (61%), women with no health insurance (67%), and women who immigrated to the United States within the last 10 years (61%). Results for Pap tests within the last 3 years were similar. Among both men and women, those least likely to have had a fecal occult blood test or endoscopy within the recommended screening interval had no usual source of care (14% for men and 18% for women), no health insurance (20% for men and 18% for women), or were recent immigrants (20% for men and 18% for women). An analysis of changes in test use since the 1987 survey indicates that the disparities are widening among groups with no usual source of care. CONCLUSIONS: No striking improvements have been observed for the groups with greatest need. Although screening use for most groups has increased since 1987, major disparities remain. Some groups, notably individuals with no usual source of care and the uninsured are falling further behind; and, according to the 2000 data, recent immigrants also experience a significant gap in screening utilization. More attention is needed to overcome screening barriers for these groups if the population benefits of cancer screening are to be achieved.

Adult↗

Reminder letter, tailored stepped-care, and self-choice comparison for repeat mammography.

BACKGROUND: The main benefits of mammography come from regular on-schedule screening. However, few studies have examined interventions to achieve repeat screening. SETTING AND PARTICIPANTS: Participants were women aged 50 to 74, recruited through one setting in Rhode Island and another in North Carolina. Participants had a mammogram already scheduled at recruitment, and had to keep that appointment in order to be eligible for the repeat mammography intervention. A total of 1614 women were in the intervention sample. DESIGN: A four-group randomized design was used: Group 1, a simple reminder letter; Group 2, a 2-month, tailored, stepped intervention delivered 2 months after the completed mammogram; Group 3, a 10-month, tailored, stepped intervention delivered 2 months before the repeat mammogram was due; and Group 4, self-choice of one of the above three strategies. INTERVENTION: The intervention took place between June 1996 and May 1997. The reminder letter and two levels of the stepped intervention were delivered by mail. The third level of the stepped strategy was a counselor telephone call. Groups 2 and 3 were identical, except for timing. OUTCOME MEASURE: Obtaining the next due mammogram within 15 months, based on clinic records. RESULTS: There were no statistically significant differences among the four groups, both in the total sample and at the two sites separately. CONCLUSIONS: On average, a simple reminder may be as effective as more complex strategies for women with a prior on-schedule exam. However, attention is still needed to identify women at risk of lapsing from screening. Some women may require more-intensive interventions.

Aged↗

Facilitating transdisciplinary research: the experience of the transdisciplinary tobacco use research centers.

Cigarette smoking is the largest preventable cause of death and morbidity in the United States. Heightened recognition of this public health concern has led researchers from multiple and varied disciplines to address this complex and multidimensional behavior. The need for an alternative research paradigm, focusing on a transdisciplinary approach that integrates work across disciplines in order to advance the field most quickly, has been identified. This recognized need led to the development of the Transdisciplinary Tobacco Use Research Centers (TTURC) initiative, funded jointly by the National Cancer Institute, the National Institute on Drug Abuse, and The Robert Wood Johnson Foundation. This paper discusses the formation and early implementation stages of the initiative, including meetings that led to the development of the TTURCs, funders' and research centers' perspectives on implementation, and early observations about the products of the initiative.

Humans↗

Another round in the mammography controversy.

PURPOSE: The October 2001 publication of a meta-analysis questioning the scientific basis for recommending screening mammography sparked yet a new flame of controversy about this issue. We conducted a national survey in March 2002 to provide information about women's perspectives on the issues, including the evidence regarding the efficacy of mammography and, ultimately, their intentions to continue screening. METHODS: We added 12 questions to a national telephone omnibus survey in March 2002 to assess women's reactions to the ongoing debate. Responses were collected over three waves of the twice-weekly survey to obtain data from 733 women between the ages of 40 and 69. The sample was weighted to the U.S. population for census region, age, race, ethnicity, and educational attainment. RESULTS: Consistent with prior studies, most women were getting regular mammograms (78%) (95% confidence interval [CI] 75%-81%), >90% believed that mammography is effective in detecting breast cancer (95%) (95% CI 93%-97%) and in reducing breast cancer mortality (93%) (95% CI 91%-96%), and only about 22% (95% CI 19%-25%) said they were confused. Logistic regression analyses revealed sociodemographic differences among women who had heard about the controversy and who reported some confusion about mammograms. Women with lower levels of education, younger women, and those residing in nonmetropolitan areas were significantly less likely to be aware of the controversy. Although a majority of women said they were not confused about mammography, minority women and women with lower education levels were more likely to report being confused. There were no significant demographic differences in intentions to get future mammograms. Women who were concerned about getting breast cancer were much more likely to be planning to have future mammograms than women who were not at all concerned (odds ratio [OR] 3.63; 95% CI 2.37, 5.56). Likewise, respondents who said that they had enough information to make decisions whether to get future mammograms were much more likely to plan on getting screened than women who said they did not have enough information (OR 2.47; 95% CI 1.14, 5.40). CONCLUSIONS: These results do not suggest that controversy leads to lower rates of adherence. They do indicate that some women lack the information needed to make informed decisions about mammography.

Adult↗

The hormone therapy dilemma: women respond.

OBJECTIVE: In the wake of the premature end of the Women's Health Initiative (WHI) study, we sought to assess women's knowledge of and attitudes about hormone therapy (HT) study findings and to appraise women's responses and intentions. METHODS: Between July 26 and August 6, 2002 a national random-digit-dialing telephone survey was conducted in a sample of households that included women 40 to 79 years old. RESULTS: Sixty-four percent of the 819 women interviewed had heard something about HT study results from the media or from talking with others, and 74% were confused about HT use. Another 57% were worried about how the findings might affect them, and 79% were interested in obtaining additional information about HT Only 24% of those who had heard something had actually sought additional information. Logistic regression findings suggested that women currently taking HT were most likely to be aware and informed. They also were more likely to be confused, worried, or to need or to seek additional information. Older women were less likely to be confused or worried or to need or seek additional information. More highly educated women were more likely to be aware and less likely to be confused or uninformed, but were more likely to have sought additional information. CONCLUSION: The Women's Health Initiative study provided a clear message about health risks and benefits of HT use. An important next step is to continue to convey accurate information to women, health providers, and the media so that women can make informed decisions about HT.

Adult↗

The evolution of cancer control research: an international perspective from Canada and the United States.

Four phases in the evolution of cancer control frameworks are reviewed, highlighting how national Canadian and United States planning and implementation activities have built on each other's work to define and guide cancer control research. Hallmarks have come to be: (a) coordination of the cycle that applies research to practice and policy decisions; (b) synthesis of knowledge at each phase of cancer control framework; (c) a focus on populations and public health with feedback loops between fundamental and applied research; and (d) interdisciplinary integration of the biological, behavioral, social, and other population sciences. Current research priorities and initiatives based on the research framework now common to both Canada and the United States are described. We conclude by calling for an international forum for the systematic advancement of cancer control research, and closer ties between the cancer control communities in North America.

Canada↗