Baseline covariate | Follow-ups completed | χ2(1) | p | |
---|---|---|---|---|
 | Completed at least one | Baseline only |  |  |
Using cannabis at baseline | 94 / 1624 (5.8%) | 8 / 57 (12.3%) | 3.60 | 0.058 |
Sex: male | 822 / 1642 (50.1%) | 42 / 68 (61.8%) | 3.13 | 0.077 |
Drinking at baseline | 219 / 1640 (13.4%) | 15 / 68 (22.1%) | 3.48 | 0.062 |
Smoking at baseline | 117 / 1614 (7.2%) | 11 / 64 (17.2%) | 7.28 | 0.007 |
 | Completed question | Did not complete | χ2(1) | p |
Using cannabis at baseline | 59 / 1144 (5.2%) | 10 / 108 (9.3%) | 2.45 | 0.118 |
Sex: male | 533 / 1151 (46.3%) | 96 / 109 (88.1%) | 67.8 | < 0.001 |
Drinking at baseline | 136 / 1152 (11.8%) | 21 / 109 (19.3%) | 4.42 | 0.036 |
Smoking at baseline | 62 / 1138 (5.4%) | 9 / 108 (8.3%) | 1.04 | 0.308 |