Identifying Factors Associated With Dropout During Prerandomization Run-in Period From an mHealth Physical Activity Education Study: The mPED Trial

Recruitment and retention of participants in a pragmatic randomized intervention trial at three community health clinics: Results and lessons learned

(2013) Erica T Warner et al.   BMC PUBLIC HEALTH

Association of run-in periods with weight loss in obesity randomized controlled trials

(2013) O. Affuso et al.   Obesity Reviews

Validity of the international physical activity questionnaire and the Singapore prospective study program physical activity questionnaire in a multiethnic urban Asian population

(2011) Ei Ei Khaing Nang et al.   BMC Medical Research Methodology

The mPED randomized controlled clinical trial: applying mobile persuasive technologies to increase physical activity in sedentary women protocol

(2011) Yoshimi Fukuoka et al.   BMC PUBLIC HEALTH

Validity of the international physical activity questionnaire short form (IPAQ-SF): A systematic review

(2011) Paul H Lee et al.   International Journal of Behavioral Nutrition and Physical Activity

Predictors of dropout in weight loss interventions: a systematic review of the literature

(2011) I. Moroshko et al.   Obesity Reviews

Innovation to motivation—pilot study of a mobile phone intervention to increase physical activity among sedentary women

(2010) Yoshimi Fukuoka et al.   PREVENTIVE MEDICINE