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Table 1 Demographic characteristics of the disciplines sampled

From: Peer substance use overestimation among French university students: a cross-sectional survey

  F. Lang. Medicine Nursing School Sociology All
Class level variables
Mean sample size (range) 29 (25 - 33) 68 (64 - 72) 62 (44 - 90) 87 (55 - 125) 61 (25 - 125)
% women (range) 82 (73 - 90) 78 (75 - 80) 87 (83 - 93) 70 (65 - 77) 79 (65 - 93)
Student level variables
Mean age (range) 20.4 (18 - 27) 19.9 (18 - 24) 24.6 (18 - 48) 20.9 (18 - 64) 21.9 (18 - 64)
Median age (interquartile interval) 20 (19 - 20) 19 (19 - 20) 22 (20 - 25) 20 (19 - 21) 20 (19 - 21)