Psychological theory in an interdisciplinary context: psychological, demographic, health-related, social, and environmental correlates of physical activity in a representative cohort of community-dwelling older adults

Social, Environmental and Psychological Factors Associated with Objective Physical Activity Levels in the Over 65s

(2012) Marion E. T. McMurdo et al.   PLoS One

Neighbourhood deprivation and physical activity in UK older adults

(2011) K.R. Fox et al.   HEALTH & PLACE

Do Pedometers Increase Physical Activity in Sedentary Older Women? A Randomized Controlled Trial

(2010) Marion E. T. McMurdo et al.   JOURNAL OF THE AMERICAN GERIATRICS SOCIETY

Loneliness predicts reduced physical activity: Cross-sectional & longitudinal analyses.

(2009) Louise C. Hawkley et al.   HEALTH PSYCHOLOGY

Missing Data Analysis: Making It Work in the Real World

(2008) John W. Graham   Annual Review of Psychology

Physical activity in older women: associations with area deprivation and with socioeconomic position over the life course: observations in the British Women's Heart and Health Study

(2008) M Hillsdon et al.   JOURNAL OF EPIDEMIOLOGY AND COMMUNITY HEALTH