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) |