Estimating physical activity using a cell phone questionnaire sent by means of short message service (SMS): A randomized population-based study

European Journal of Epidemiology

Volumn 27, Issue 7, 2012, Pages 561-566

  Lagerros, Ylva Trolle ^a   Sandin, Sven ^a   Bexelius, Christin ^a   Litton, Jan Eric ^a   Löf, Marie ^a,b  

^a KAROLINSKA INSTITUTE   (Sweden)

^b LINKÖPING UNIVERSITY   (Sweden)

Author keywords

Cellular phone; Epidemiological methods; Exercise; Internet; Questionnaires

Indexed keywords

ACCURACY; ADULT; AGED; ARTICLE; BODY MASS; CONTROLLED STUDY; E-MAIL; ETHNIC GROUP; FEMALE; HEALTH SURVEY; HUMAN; INTERMETHOD COMPARISON; INTERNET; LOWEST INCOME GROUP; MALE; MOBILE PHONE; PAPER; PHYSICAL ACTIVITY; PREDICTION; QUESTIONNAIRE; SENSITIVITY AND SPECIFICITY; SWEDEN; TEXT MESSAGING;

ADOLESCENT; ADULT; AGED; AGED, 80 AND OVER; CELLULAR PHONE; EXERCISE; FEMALE; HUMANS; INTERNET; MALE; MIDDLE AGED; MOTOR ACTIVITY; QUESTIONNAIRES; REPRODUCIBILITY OF RESULTS; SWEDEN; TEXT MESSAGING; YOUNG ADULT;

EID: 84866035156     PISSN: 03932990     EISSN: 15737284     Source Type: Journal    
DOI: 10.1007/s10654-012-9708-4     Document Type: Article

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