Table 1 Study participants by meth use status and ancestry
From: A genome-wide association study of methamphetamine use among people with HIV
| Â | Never Used Meth (n, %) | Ever Used Meth (n, %) | Total | p-value |
|---|---|---|---|---|
Sex | ||||
 Male | 3606 (75.9%) | 1103 (92.2%) | 4709 (79.2%) |  < 0.001 |
 Female | 1144 (24.1%) | 93 (7.8%) | 1237 (20.8%) | |
Age at Visit (mean ± SD) | 39.7 ± 10.7 | 38.1 ± 9.3 | 39.5 ± 10.3 |  < 0.001 |
Ancestry | ||||
 AFR | 2845 (59.9%) | 237 (19.8%) | 3082 (51.8%) | 0.15 |
 AMR | 690 (14.5%) | 307 (25.7%) | 997 (16.8%) | 0.15 |
 EUR | 1215 (25.6%) | 652 (54.5%) | 1867 (31.4%) | 0.15 |
Array | ||||
 Illumina Infinium MEG | 1398 (29.4%) | 235 (19.6%) | 1633 (27.5%) |  |
 Illumina MEGA | 1484 (31.2%) | 484 (40.4%) | 1968 (33.1%) |  |
 Illumina MEGA-Ex | 1868 (39.3%) | 477 (39.9%) | 2345 (39.4%) |  |
Site | ||||
 CWRU | 511 (10.8%) | 21 (1.8%) | 532 (8.9%) |  |
 FENW | 264 (5.6%) | 162 (13.5%) | 424 (7.1%) |  |
 JH | 880 (18.5%) | 39 (3.3%) | 919 (15.5%) |  |
 UAB | 1571 (33.1%) | 161 (13.5%) | 1732 (29.1%) |  |
 UCSD | 628 (13.2%) | 340 (28.4%) | 968 (16.3%) |  |
 UCSF | 82 (1.7%) | 179 (15.0%) | 261 (4.4%) |  |
 UNC | 529 (11.1%) | 43 (3.6%) | 572 (9.6%) |  |
 UW | 285 (6.0%) | 251 (21.0%) | 536 (9.0%) |  |
Dropout Rate | ||||
| Â | 13.0% | 15.0%a | 15.0% | Â |
Total | 4750 (79.9%) | 1196 (20.1%) | 5946 (100%) | Â |