Melissa H. Rittase

ORCID: 0000-0003-0952-4364
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About
Contact & Profiles
Research Areas
  • Physical Activity and Health
  • Obesity, Physical Activity, Diet
  • Nutritional Studies and Diet
  • Health disparities and outcomes
  • Behavioral Health and Interventions
  • Global Cancer Incidence and Screening
  • Cancer Risks and Factors
  • Survey Methodology and Nonresponse
  • Body Composition Measurement Techniques
  • Cancer survivorship and care
  • Food Security and Health in Diverse Populations
  • Health and Wellbeing Research
  • Nutrition and Health in Aging
  • Health and Lifestyle Studies

American Cancer Society
2017-2022

Prospective cohort studies contribute importantly to understanding the role of lifestyle, genetic, and other factors in chronic disease etiology.The American Cancer Society (ACS) recruited a new prospective study, Prevention Study 3 (CPS-3), between 2006 2013 from 35 states Puerto Rico. Enrollment took place primarily at ACS community events enrollment "drives." At sites, participants completed brief survey that included an informed consent, identifying information necessary for follow-up,...

10.1002/cncr.30561 article EN Cancer 2017-02-07

Objectives Assess differences in movement behaviours within the 24-hour cycle, including light intensity physical activity (LPA), moderate-to-vigorous (MVPA), sedentary time and sleep, before during COVID-19 pandemic assess these stratified by several relevant factors a subcohort of Cancer Prevention Study-3. Design setting US-based longitudinal cohort study (2018–August 2020). Participants N=1992 participants, which 1304 (65.5%) are women, 1512 (75.9%) non-Latino white, with mean age 57.0...

10.1136/bmjopen-2021-053817 article EN cc-by-nc BMJ Open 2021-12-01

Introduction Traditional measures of muscular strength require in-person visits, making administration in large epidemiologic cohorts difficult. This has left gaps the literature regarding relationships between and long-term health outcomes. The aim this study was to test feasibility validity a video-led, self-administered 30-second sit-to-stand (STS) sub-cohort U.S.-based Cancer Prevention Study-3. Methods A video created guide participants through STS test. Participants submitted...

10.1371/journal.pone.0260332 article EN cc-by PLoS ONE 2021-11-19

Large-scale prospective cohorts traditionally use English, paper-based, mailed surveys, but Web-based surveys can lower costs and increase data quality, multi-language may aid in capturing diverse populations. Little evidence exists examining item response for multiple survey modalities or languages epidemiologic cohorts.A total of 254,475 men women completed a comprehensive lifestyle medical at enrollment (2006-2013) the Cancer Prevention Study-3, U.S.-based cohort. (English only) paper...

10.1158/1055-9965.epi-19-0757 article EN Cancer Epidemiology Biomarkers & Prevention 2020-02-17

Understanding racial/ethnic and nativity disparities in physical activity (PA) is important, as certain subgroups bear a disproportionate burden of inactivity-related diseases. This descriptive study compared mean leisure-time moderate-to-vigorous intensity (LTMVPA) by race/ethnicity nativity.The Cancer Prevention Study-3 (78.1% women; age, 47.9 ± 9.7 yr) includes 4722 (1.9%) Asian/Pacific Islander; 1232 (0.5%) Black/Indigenous (non-White) Latino; 16,041 (6.5%) White 9295 (3.8%) non-Latino...

10.1249/mss.0000000000002891 article EN Medicine & Science in Sports & Exercise 2022-02-08

PURPOSE: This study sought to compare leisure-time moderate-to-vigorous intensity physical activity (LT MVPA) across specific racial and ethnic groups by nativity (place of birth). METHODS: The Cancer Prevention Study-3 (N = 245,782; 78.1% women; mean age 47.9 ± 9.7 years) includes: 4,722 Asian/Pacific Islander, 1,232 non-White (Black and/or Indigenous) Latino, 16,045 White 9,623 non-Latino Black, 2,623 Indigenous American, 210,513 participants. Participants completed self-administered...

10.1249/01.mss.0000764960.77802.9f article EN Medicine & Science in Sports & Exercise 2021-07-12
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