Characteristic | Group; no. (%) of physicians* | |
---|---|---|
Intervention n = 17† | Control n = 16 | |
Age group, yr | ||
36–45 | 8 (47) | 8 (50) |
46–55 | 8 (47) | 4 (25) |
> 55 | 1 (6) | 4 (25) |
Sex, male | 8 (47) | 11 (69) |
Specialty in pediatrics‡ | 3 (18) | 2 (12) |
No. of years in private practice, mean ± SD | 13.7 ± 2.3 | 9.2 ± 1.7 |
Practice located in urban area, % | 12 (71) | 10 (62) |
Moderate to extensive training (> 10 h) in topic before the study§ | ||
Adolescent health | 6 (35) | 12 (75) |
Communication | 5 (29) | 8 (50) |
Motivational interviewing | 7 (54) | 7 (44) |
Alcohol problems | 10 (59) | 11 (69) |
Cannabis problems | 5 (29) | 6 (38) |
Note: SD = standard deviation.
↵* Unless stated otherwise.
↵† One physician dropped out of the study after randomization, before patient recruitment began.
↵‡ In Switzerland, family medicine practitioners also include general internists and pediatricians.
↵§ Physicians’ estimates (includes formal and informal training); data partially missing for 4 physicians.