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22 result(s) for "Pulley, LeaVonne"
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The Reasons for Geographic and Racial Differences in Stroke Study: Objectives and Design
The REasons for Geographic And Racial Differences in Stroke (REGARDS) Study is a national, population-based, longitudinal study of 30,000 African-American and white adults aged ≧45 years. The objective is to determine the causes for the excess stroke mortality in the Southeastern US and among African-Americans. Participants are randomly sampled with recruitment by mail then telephone, where data on stroke risk factors, sociodemographic, lifestyle, and psychosocial characteristics are collected. Written informed consent, physical and physiological measures, and fasting samples are collected during a subsequent in-home visit. Participants are followed via telephone at 6-month intervals for identification of stroke events. The novel aspects of the REGARDS study allow for the creation of a national cohort to address geographic and ethnic differences in stroke.
Confirmatory factor analysis of the validity of the SF-12 for persons with and without a history of stroke
Purpose To assess the validity of the Physical and Mental Component Summary scores (PCS and MCS) of the 12-item Short-Form Health Survey (SF-12), a measure of health-related quality of life (HRQoL), among persons with a history of stroke. Methods Persons with (n = 2,581) and without (n = 38,066) a reported history of stroke were enrolled in the REasons for Geographic And Racial Differences in Stroke (REGARDS) study. Confirmatory factor analysis methods were used to evaluate the fit of a 2-factor model that underlies the PCS and MCS and to examine the equivalence of the factors across both study groups. Results The 2-factor model provided good fit to the data among individuals with and those without a self-reported history of stroke. Item factor loadings were found to be largely invariant across both groups, and correlational analyses confirmed that the two latent factors were highly related to the PCS and MCS scores, calculated by the standard scoring algorithms. The effect of stroke history on physical health was more than twice its effect on mental health. Conclusions The psychometric measurement model that underlies the PCS and MCS summary scores is comparable between persons with and without a history of stroke. This suggests that the SF-12 has adequate validity for measuring HRQoL not only in the general population but also in cohorts following stroke.
Methods and feasibility of collecting occupational data for a large population-based cohort study in the United States: the reasons for geographic and racial differences in stroke study
Background Coronary heart disease and stroke are major contributors to preventable mortality. Evidence links work conditions to these diseases; however, occupational data are perceived to be difficult to collect for large population-based cohorts. We report methodological details and the feasibility of conducting an occupational ancillary study for a large U.S. prospective cohort being followed longitudinally for cardiovascular disease and stroke. Methods Current and historical occupational information were collected from active participants of the REasons for Geographic And Racial Differences in Stroke (REGARDS) Study. A survey was designed to gather quality occupational data among this national cohort of black and white men and women aged 45 years and older (enrolled 2003–2007). Trained staff conducted Computer-Assisted Telephone Interviews (CATI). After a brief pilot period, interviewers received additional training in the collection of narrative industry and occupation data before administering the survey to remaining cohort members. Trained coders used a computer-assisted coding system to assign U.S. Census codes for industry and occupation. All data were double coded; discrepant codes were independently resolved. Results Over a 2-year period, 17,648 participants provided consent and completed the occupational survey (87% response rate). A total of 20,427 jobs were assigned Census codes. Inter-rater reliability was 80% for industry and 74% for occupation. Less than 0.5% of the industry and occupation data were uncodable, compared with 12% during the pilot period. Concordance between the current and longest-held jobs was moderately high. The median time to collect employment status plus narrative and descriptive job information by CATI was 1.6 to 2.3 minutes per job. Median time to assign Census codes was 1.3 minutes per rater. Conclusions The feasibility of conducting high-quality occupational data collection and coding for a large heterogeneous population-based sample was demonstrated. We found that training for interview staff was important in ensuring that narrative responses for industry and occupation were adequately specified for coding. Estimates of survey administration time and coding from digital records provide an objective basis for planning future studies. The social and environmental conditions of work are important understudied risk factors that can be feasibly integrated into large population-based health studies.
Perceived Stress and Atrial Fibrillation: The REasons for Geographic and Racial Differences in Stroke Study
Background The association between perceived stress and atrial fibrillation (AF) remains unclear. Purpose The aim of this study was to examine the association between perceived stress and AF. Methods A total of 25,530 participants (mean age 65 ± 9.4 years; 54 % women; 41 % blacks) from the REasons for Geographic And Racial Differences in Stroke (REGARDS) study were included in this analysis. Logistic regression was used to compute odds ratios (OR) and 95 % confidence intervals (CI) for the association between the short version of the Cohen Perceived Stress Scale and AF. Results In a multivariable analysis adjusted for demographics, cardiovascular risk factors, and potential confounders, the prevalence of AF was found to increase with higher levels of stress (none: OR = 1.0, referent; low stress: OR = 1.12, 95 % CI = 0.98, 1.27; moderate stress OR = 1.27, 95 % CI = 1.11, 1.47; high stress: OR = 1.60, 95 % CI = 1.39, 1.84). Conclusion Increasing levels of perceived stress are associated with prevalent AF in REGARDS.
Intrinsic Factors of Non-adherence to Breast and Cervical Cancer Screenings Among Latinas
Although adhering to regular screenings can improve timely diagnosis and survivorship, Latinas continue to exhibit the lowest breast and cervical cancer screening rates in the country. Initiatives have generally addressed extrinsic factors to combat disparities. However, the answer to increasing screening adherence among Latina women might lie in equally addressing intrinsic factors as well extrinsic factors. Social Cognitive Theory provided the foundation for the design of Esperanza y Vida, a culturally tailored outreach program that educated Latinas on breast and cervical cancer. Non-adherent participants were offered navigation and followed-up to reassess screening behavior. The objective of this manuscript is to outline the salient culture-related intrinsic factors reported by a sample of Latina women from New York and Arkansas in response to open-ended questions asked at 8 months posteducational intervention and navigation services. In turn, the findings are incorporated in an effort to recommend future steps for effective interventions. Content analysis was used to guide the qualitative data analysis. The most salient barriers reported were related to Systems, Organization and Logistics, Time, being Decidedly Unscreened, and Contrary Beliefs or Confusion.
The Evaluation of Arkansas Act 1220 of 2003 to Reduce Childhood Obesity: Conceptualization, Design, and Special Challenges
This article describes the evaluation of the Arkansas Act 1220 of 2003 , a comprehensive legislative proposal to address the growing epidemic of childhood obesity through changes in the school environment. In addition, the article discusses specific components of the evaluation that may be applicable to other childhood obesity policy evaluation efforts. The conceptual framework for the evaluation, research questions, and evaluation design are described, along with data collection methods and analysis strategies. A mixed methods approach, including both quantitative (surveys, telephone interviews) and qualitative (key informant interviews, records reviews) approaches, was utilized to collect data from a range of informant groups including parents, adolescents, school principals, school district superintendents, and other stakeholders. Challenges encountered with the evaluation are discussed, as are strategies to overcome those challenges. Now in its 9th year, this evaluation has documented substantial changes to school policies and environments but fewer changes to student and family behaviors. The evaluation may inform the methods of other evaluations of childhood obesity prevention policies, as well as inform policymakers about how quickly they might expect implementation of such policies in their own states and localities and anticipate both positive and adverse outcomes.
Reducing Risky Sex among Rural African American Cocaine Users: A Controlled Trial
Rural African American cocaine users experience high rates of STIs/HIV. This NIDA-funded trial tested an adapted evidence-based risk reduction program versus an active control condition. Participants were 251 African American cocaine users in rural Arkansas recruited from 2009-2011. Outcomes included condom use skills and self-efficacy, sexual negotiation skills, peer norms, and self-reported risk behavior. The intervention group experienced greater increases in condom use skills and overall effectiveness in sexual negotiation skills. Both groups reported reductions in trading sex, improvements in condom use self-efficacy, and increased use of specific negotiation skills. Implications and limitations are discussed.
The Extent of Pregnancy Mistiming and Its Association with Maternal Characteristics and Behaviors and Pregnancy Outcomes
CONTEXT: The National Survey of Family Growth (NSFG) classifies pregnancies as intended, mistimed or unwanted. However, these categories could be too broad, as a woman's feelings about a pregnancy, her health behaviors during pregnancy and thus her pregnancy outcomes may vary according to whether her pregnancy is moderately or seriously mistimed. These relationships have not yet been explored. METHODS: Data from the 1995 NSFG were examined to assess associations between pregnancy mistiming and maternal characteristics. Descriptive and multivariate analyses were conducted of the extent of mistiming for each maternal characteristic. Chi-square and F-tests were used to examine the associations between a pregnancy's intendedness-according to a four-category classification-and maternal characteristics, maternal happiness ratings, maternal behaviors and pregnancy outcomes. RESULTS: Fifty-five percent of mistimed pregnancies were mistimed by 24 months or less, 32% were mistimed by 25-60 months and 13% were mistimed by more than 60 months. According to multivariate analyses, pregnancies among younger women, never-married women and black women were mistimed by significantly more months than those among other women. The distribution of moderately mistimed pregnancies differed significantly from those of both seriously mistimed and unwanted pregnancies according to most maternal characteristics; there were few differences between intended and moderately mistimed pregnancies, and between seriously mistimed and unwanted pregnancies. CONCLUSIONS: Mistiming is not a unitary construct. Its extent is associated with maternal characteristics and behaviors. Future research on pregnancy intention should examine the extent of mistiming and consider alternatives to traditional definitions of intendedness.
Impact of a Smoke-Free Hospital Campus Policy on Employee and Consumer Behavior
Objective: Although smoke-free hospital campuses can provide a strong health message and protect patients, they are few in number due to employee retention and public relations concerns. We evaluated the effects of implementing a clean air policy on employee attitudes, recruitment, and retention; hospital utilization; and consumer satisfaction in 2003 through 2005. Methods: We conducted research at a university hospital campus with supplemental data from an affiliated hospital campus. Our evaluation included (1) measurement of employee attitudes during the year before and year after policy implementation using a cross-sectional, anonymous survey; (2) focus group discussions held with supervisors and security personnel; and (3) key informant interviews conducted with administrators. Secondary analysis included review of employment records and exit interviews, and monitoring of hospital utilization and patient satisfaction data. Results: Employee attitudes toward the policy were supportive (83.3%) at both institutions and increased significantly (89.8%) at post-test at the university hospital campus. Qualitatively, administrator and supervisor attitudes were similarly favorable. There was no evidence on either campus of an increase in employee separations or a decrease in new hiring after the policy was implemented. On neither campus was there a change in bed occupancy or mean daily census. Standard measures of consumer satisfaction were also unchanged at both sites. Conclusion: A campus-wide smoke-free policy had no detrimental effect on measures of employee or consumer attitudes or behaviors.
The Association of Race/Ethnicity with the Receipt of Traditional and Alternative Arthritis-Specific Health Care
Background. The role of race/ethnicity in the receipt of arthritis-specific health care has not been well defined. Objective. To examine the association of race/ethnicity with the utilization of arthritis health care among community-dwelling older adults. Research Design. We used a computer-assisted telephone interview. Subjects. A population-based random sample was drawn from 6 preselected Alabama counties. Eligible respondents had self-reported arthritis and were over 50 years of age; 1424 people responded to the survey. Measures. Logistic regression was used to examine the association of race/ethnicity with the use of conventional (including use of a rheumatologist, primary care physician, and prescription arthritis medicines) and complementary and alternative medicines (CAM), including the use of chiropractic care, glucosamine and/or chondroitin, and herbals. Results. Reflecting stratified sampling, respondents were white (n = 852, 60%) or black (n = 528, 37%), female (72%), and had a mean age of 65 years. After multivariable adjustment, race/ethnicity was not a significant determinant of receiving rheumatology care or prescription arthritis medicines. However, whites were more likely than blacks to have seen a primary care physician for arthritis care (adjusted odds ratio [OR], 1.49; 95% confidence interval [CI], 1.12-1.98) or to have used CAM (OR, 1.47; 95% CI, 1.13-1.91) and twice as likely to have used glucosamine and/or chondroitin (OR, 1.99; 95% CI, 1.30-3.05). Conclusion. In this population of community-dwelling older adults, white race was significantly associated with CAM use and visits to primary care physicians for arthritis care. In contrast, the use of specialists and prescription arthritis medications was better explained by factors other than race/ethnicity, which included female gender, urban residence, higher educational level, and other arthritis-specific variables.