High MD | Intermediate MD | Low MD | |
---|---|---|---|
Drug use (n, % of MD subgroup) | |||
Never | 258 (69.4%) | 122 (68.5%) | 524 (75.4%) |
Experimental or mild use1 | 82 (22.0%) | 46 (25.8%) | 130 (18.7%) |
Established use2 | 32 (8.6%) | 9 (5.1%) | 40 (5.8%) |
Supplement Use (n, % of MD subgroup) | |||
SU | 80 (21.5%) | 20 (11.2%) | 50 (7.2%) |
Non-SU | 292 (78.5%) | 158 (88.8%) | 645 (92.8%) |