Variable | Polysubstance user | Single/No substance user | χ2 (p) | Total (%) | ||
n | % | n | % | |||
Circulatory Disease Respiratory Disease Digestive Disease Endocrine Disease Musculoskeletal Disease HIV/AIDS infection | 224 174 265 100 222 92 | 48.8 57.0 59.6 45.2 61.0 66.7 | 235 131 180 121 142 46 | 51.2 43.0 40.4 54.8 39.0 33.3 | 1.7 (0.19) 5.0* 8.3** 6.4* 9.8** 9.8** | 459 (24.0) 305 (15.6) 445 (22.8) 221 (11.3) 364 (17.4) 138 (7.1) |