David M Williams
Affiliation: Rhode Island Hospital
- A review of the outcome expectancy construct in physical activity researchDavid M Williams
Center for Research in Health Behavior, Virginia Polytechnic Institute and State University, VA, USA
Ann Behav Med 29:70-9. 2005..Outcome expectancy is a central construct in social cognitive models of health behavior widely used as frameworks for physical activity research...
- Comparing psychosocial predictors of physical activity adoption and maintenanceDavid M Williams
Alpert Medical School of Brown University and The Miriam Hospital, Centers for Behavioral and Preventive Medicine, Coro Bldg, Suite 500, One Hoppin Street, Providence, RI 02903, USA
Ann Behav Med 36:186-94. 2008..Most health behavior models do not distinguish between determinants of behavior adoption and maintenance...
- Interventions to increase walking behaviorDavid M Williams
Brown Medical School and The Miriam Hospital, Centers for Behavioral and Preventive Medicine, Providence, RI 02903, USA
Med Sci Sports Exerc 40:S567-73. 2008..Incorporating individually tailored programs into broader mass media campaigns may be an important next step, and the Internet could be a useful vehicle...
- Mediators of physical activity behavior change: findings from a 12-month randomized controlled trialGeorge D Papandonatos
Department of Biostatistics, Brown University, Providence, RI 02912, USA
Health Psychol 31:512-20. 2012..To examine putative mediators of a 12-month motivationally tailored physical activity (PA) promotion intervention...
- Does tailoring on additional theoretical constructs enhance the efficacy of a print-based physical activity promotion intervention?David M Williams
Department of Community Health, Brown University, Providence, RI 02912, USA
Health Psychol 30:432-41. 2011..To enhance a previously efficacious individually tailored physical activity (PA) promotion intervention by adding theoretical constructs to the tailored feedback...
- Yoga as a complementary treatment for smoking cessation in womenBeth C Bock
Centers for Behavioral and Preventive Medicine, The Miriam Hospital, Providence, RI 02903, USA
J Womens Health (Larchmt) 21:240-8. 2012..Studies outside the realm of smoking cessation have shown that yoga practice also reduces perceived stress and negative affect...
- Moderate intensity exercise as an adjunct to standard smoking cessation treatment for women: a pilot studyDavid M Williams
Department of Community Health, Brown University Program in Public Health, Providence, RI 02912, USA
Psychol Addict Behav 24:349-54. 2010..The findings provide a preliminary indication that, given adequate compliance, moderate intensity exercise may enhance short-term smoking cessation outcomes for women; however, a larger trial is warranted...
- Step into Motion: a randomized trial examining the relative efficacy of Internet vs. print-based physical activity interventionsBess H Marcus
The Miriam Hospital and Brown Medical School, Providence, RI 02903, USA
Contemp Clin Trials 28:737-47. 2007..This study will have implications for the dissemination of Internet-based physical activity interventions...
- A comparison of Internet and print-based physical activity interventionsBess H Marcus
The Miriam Hospital and Brown Medical School, Centers for Behavioral and Preventive Medicine, Providence, RI 02903, USA
Arch Intern Med 167:944-9. 2007..Using the Internet to deliver a tailored physical activity intervention offers an alternative to print that might be available to larger populations at a lower cost...
- Social cognitive mediators of change in a group randomized nutrition and physical activity intervention: social support, self-efficacy, outcome expectations and self-regulation in the guide-to-health trialEileen S Anderson
Center for Research in Health Behavior, Virginia Polytechnic Institute, Blacksburg, VA, 24061, USA
J Health Psychol 15:21-32. 2010..Social-cognitive variables explained only part of the treatment effects suggesting future investigations evaluate the environmental-selection and affective processes of behavior change...
- Acute effects of moderate intensity aerobic exercise on affective withdrawal symptoms and cravings among women smokersDavid M Williams
Institute for Community Health Promotion, Brown University, Providence, RI 02912, USA
Addict Behav 36:894-7. 2011..Thus, it is not surprising that previous randomized controlled trials-in which adherence to exercise programs has generally been poor-have been unsuccessful in showing effects of aerobic exercise on smoking cessation outcomes...
- Resistance training as an aid to standard smoking cessation treatment: a pilot studyJoseph T Ciccolo
The Miriam Hospital, Alpert Medical School of Brown University, Providence, RI 02903, USA
Nicotine Tob Res 13:756-60. 2011..This pilot study explored the use of resistance training (RT) (i.e., weight lifting) as an adjunctive strategy for quitting smoking for both men and women...
- Does affective valence during and immediately following a 10-min walk predict concurrent and future physical activity?David M Williams
Department of Behavioral and Social Sciences, Brown University, Program in Public Health, Box G S121 8, Providence, RI 02912, USA
Ann Behav Med 44:43-51. 2012..Affect may be important for understanding physical activity behavior...
- YMCA commit to quit: randomized trial outcomesJessica A Whiteley
Department of Exercise and Health Sciences, University of Massachusetts Boston, Boston, Massachusetts 02125, USA
Am J Prev Med 43:256-62. 2012..In a previous trial, cognitive behavioral therapy (CBT) for smoking cessation plus regular vigorous aerobic exercise enhanced cessation rates, improved exercise capacity, and reduced weight gain compared to CBT plus equal contact time...
- Commit to Quit in the YMCAs: translating an evidence-based quit smoking program for women into a community settingJessica A Whiteley
Brown Medical School, Providence, RI, USA
Nicotine Tob Res 9:1227-35. 2007..Preliminary feasibility and acceptability were demonstrated as we translated an evidence-based intervention into the YMCA setting...
- Yoga as a complementary treatment for smoking cessation: rationale, study design and participant characteristics of the Quitting-in-Balance studyBeth C Bock
Centers for Behavioral and Preventive Medicine, Alpert School of Medicine at Brown University, The Miriam Hospital, Providence, RI 02903, USA
BMC Complement Altern Med 10:14. 2010..Yoga practice also includes regulation of breathing and focused attention, both of which may enhance stress reduction and improve mood and well-being and may improve cessation outcomes...
- Social-cognitive determinants of physical activity: the influence of social support, self-efficacy, outcome expectations, and self-regulation among participants in a church-based health promotion studyEileen S Anderson
Center for Research in Health Behavior, Department of Psychology, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA
Health Psychol 25:510-20. 2006..Social support influenced physical activity as a direct precursor to self-efficacy and self-regulation. The model provided a good fit to the data and explained 46% of the variance in physical activity among the diverse group of adults...
- Exercise, affect, and adherence: an integrated model and a case for self-paced exerciseDavid M Williams
Alpert Medical School, Brown University, Providence, RI, USA
J Sport Exerc Psychol 30:471-96. 2008..Further evidence in support of self-paced exercise could have implications for exercise prescription, especially among overweight, sedentary adults, who are most in need of interventions that enhance adherence to exercise programs...
- Importance of the nature of comparison conditions for testing theory-based interventions: comment on Michie and Prestwich (2010)David M Williams
Program in Public Health, Brown University, Institute for Community Health Promotion, Providence, RI 02912, USA
Health Psychol 29:467. 2010..Weaker comparison conditions will yield stronger intervention effects; stronger comparison conditions will yield a stronger science of behavior change...
- Outcome expectancy and self-efficacy: theoretical implications of an unresolved contradictionDavid M Williams
Institute for Community Health Promotion, Brown University, Providence, RI 02912, USA
Pers Soc Psychol Rev 14:417-25. 2010....
- Aging and the social cognitive determinants of physical activity behavior and behavior change: evidence from the guide to health trialEileen Smith Anderson-Bill
Department of Psychology 0274, Center for Research in Health Behavior, Virginia Tech Blacksburg, VA 24061, USA
J Aging Res 2011:505928. 2011..This longitudinal study suggests interventions that offset the effect of aging on self-efficacy may be more successful in helping older participants become more active and avoid weight gain...
- The contribution of pain-related anxiety to disability from headacheJustin M Nash
Centers for Behavioral and Preventive Medicine, Brown Medical School The Miriam Hospital, Providence, Rhode Island, USA
J Behav Med 29:61-7. 2006..These findings suggest that pain-related anxiety may have a unique and important role in contributing to disability in headache sufferers...
- Mediators of physical activity behavior change: a multivariate approachMelissa A Napolitano
Temple University, Department of Kinesiology, USA
Health Psychol 27:409-18. 2008..5; 82% women)...
- Physical activity intervention studies: what we know and what we need to know: a scientific statement from the American Heart Association Council on Nutrition, Physical Activity, and Metabolism (Subcommittee on Physical Activity); Council on CardiovasculaBess H Marcus
Brown Medical School, USA
Circulation 114:2739-52. 2006..Our second purpose is to offer new ideas and recommendations to improve the state of the science within each area and, where possible, to propose ideas to help bridge the gaps between these existing categories of research...
- Suggestions for testing health behavior theories: implications for mediator analysisDavid M Williams
Ann Behav Med 34:223. 2007
- A single-center experience treating renal malperfusion after aortic dissection with central aortic fenestration and renal artery stentingDawn M Barnes
Section of Vascular Surgery, University of Michigan, Ann Arbor, MI 48109, USA
J Vasc Surg 47:903-910; discussion 910-1. 2008....
- Operative delay for peripheral malperfusion syndrome in acute type A aortic dissection: a long-term analysisHimanshu J Patel
Department of Surgery, University of Michigan Hospitals, Ann Arbor, Mich, USA
J Thorac Cardiovasc Surg 135:1288-95; discussion 1295-6. 2008..This study evaluates the late outcomes with this approach...
- Type III dissection treated with percutaneous fenestration and stentingFrank A Baciewicz
Wayne State University, Harper University Hospital, 3990 John R, Street 2102, Detroit, MI 48201, USA
Eur J Cardiothorac Surg 21:341. 2002
- Affective Variables as Determinants of Physical ActivityDavid Williams; Fiscal Year: 2005..Taken together, the proposed research will help to advance our knowledge of the theoretical determinants of physical activity, which will aid in the improved design of future interventions. ..
- Does Moderate Intensity Exercise Help Prevent Smoking Relapse Among Women?David Williams; Fiscal Year: 2007..Smoking cessation outcomes (continuous abstinence and point prevalence abstinence) will be verified by carbon monoxide and saliva cotinine. Physical activity will be evaluated by attendance at the supervised sessions. ..