Table 2 Differences in cannabis use characteristics between the SCRA + cannabis group and the cannabis-only group participants
Cannabis use characteristic | SCRA + cannabis (n = 82) | Cannabis-only (n = 72) | p-value |
|---|---|---|---|
Used in past 3Â months, n (%) | 74 (90%) | 68 (94%) | 0.33 |
Used in past month, n (%) | 63 (88%) | 67 (91%) | 0.32 |
Number of days used in past month, m(sd) | 16.4 (11.2) | 21.0 (10.3) | 0.01 |
Average amount used per day (grammes), m(sd) | 1.7 (1.8) | 2.9 (4.5) | 0.03 |
Age of initiation (years), m(sd) | 14.2 (3.0) | 14.7 (2.9) | 0.33 |
No. of ICD-10 symptoms, mdn(IQR) | 5 (2) | 6 (1) |  < 0.01 |
Route of administration: | |||
 Water pipe, n (%) | 71 (99%) | 82 (100%) | 0.28 |
 Joints, n (%) | 77 (94%) | 65 (90%) | 0.14 |
 Dry pipe, n (%) | 73 (89%) | 53 (74%) | 0.02 |
 Vaporiser, n (%) | 27 (33%) | 17 (24%) | 0.27 |
 Ingested, n (%) | 72 (88%) | 46 (64%) |  < 0.01 |