Table 1.
Description of trial participants by randomized arm.
| User characteristics | Baseline summary | |||
|
|
Standard arm (n=120) | MRTa (n=349) | No notification arm (n=97) | |
| Age (years), median (IQR; n=566) | 45 (35-55) | 43 (34-51) | 43 (34-52) | |
| Sex (n=506; standard arm: n=105; MRT: n=309; no notification arm: n=92), n (%)b | ||||
|
|
Male, n (%) | 43 (41) | 155 (50.2) | 49 (53) |
|
|
Female, n (%) | 62 (59) | 154 (49.8) | 43 (47) |
| Employment type (n=506; standard arm: n=105; MRT: n=309; no notification arm: n=92), n (%)b | ||||
|
|
Nonmanual, n (%) | 66 (62.8) | 224 (72.5) | 63 (68) |
|
|
Manual, n (%) | 19 (18.1) | 37 (12) | 15 (16) |
|
|
Other, n (%) | 20 (19) | 48 (15.5) | 14 (15) |
| AUDIT score (n=566), n (%) | ||||
|
|
Hazardous (8-15) | 48 (40) | 142 (40.7) | 49 (51) |
|
|
Harmful (16-19) | 29 (24.2) | 84 (24.1) | 18 (19) |
|
|
At risk of alcohol dependence (20-40) | 43 (35.8) | 123 (35.2) | 30 (31) |
aMRT: micro-randomized trial.
bMissing: standard arm: n=15; MRT: n=40; and no notification arm: n=5.