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Table 1 Characteristics of the study participants at baseline

From: Health-promoting factors in medical students and students of science, technology, engineering, and mathematics: design and baseline results of a comparative longitudinal study

  Medical students STEM students Overall
2011 (n = 178) 2012 (n = 172) Overall (n = 350) 2011 (n = 298) 2012 (n = 233) Overall (n = 531) (n = 881)
Response (%) 93.2 93.0 93.1 77.9 54.0 60.8 70.5
Mean age in years (SD) 21.0 (3.4) 20.8 (3.0) 20.9 (3.2) 20.3 (2.2) 20.0 (2.1) 20.1 (2.2) 20.4 (2.7)
Sex (% female) 65.2 67.4 66.3 41.3 52.4 46.1 54.2
Distance to parental home (km; median, range) 196, 0-709 234, 0-687 230, 0-709 71, 0-698 138, 0-716 94, 0-716 144, 0-716
Sports (1 hr or more/week, %) 78.1 78.4 78.2 65.9 64.8 65.4 70.5
Musical activity (any, %) 57.3 62.2 59.7 48.8 48.7 48.8 53.1
Activity in a religious community (1 hr or more/week, %) 9.0 8.7 8.9 4.4 4.3 4.4 6.2
Relaxation technique (1 hr or more/week, %) 5.6 7.0 6.3 10.1 4.8 7.8 7.2
Voluntary services (1 hr or more/week, %) 21.9 28.7 25.2 17.5 12.6 15.4 19.3