Table 1.
Factors | No. of participants | No. of HIV positives (%) | Unadjusted odds ratio (95% CI)* | P-value | Adjusted odds ratio (95% CI)* | P-value |
---|---|---|---|---|---|---|
Age*(years) | ||||||
<30 | 184 | 61 (33.2) | 1.0 | 0.13 | 1.0† | <0.01 |
≥30 | 199 | 81 (40.7) | 1.4 (0.9–2.1) | 2.4 (1.3–4.3) | ||
Sex | ||||||
Male | 339 | 122 (36.0) | 1.0 | 0.22 | 1.0† | <0.01 |
Female | 44 | 20 (45.5) | 1.5 (0.8–2.8) | 3.7 (1.6–8.3) | ||
Ethnicity | ||||||
Han | 103 | 13 (12.6) | 1.0 | <0.01 | 1.0† | <0.01 |
Uigur | 280 | 129 (46.1) | 5.9 (3.2–11.1) | 9.2 (4.2–19.7) | ||
Place of residence | ||||||
Han community | 80 | 11 (13.8) | 1.0 | <0.01 | 1.0‡ | <0.01 |
Uigur or mixed community | 303 | 131 (43.2) | 4.8 (2.4–9.4) | 4.2 (1.8–9.5) | ||
Married | ||||||
No | 299 | 93 (31.1) | 1.0 | <0.01 | 1.0‡ | <0.01 |
Yes | 84 | 49 (58.3) | 3.1 (1.9–5.1) | 2.6 (1.4–4.8) | ||
Duration of drug injection | ||||||
<5 years | 189 | 44 (23.3) | 1.0 | <0.01 | 1.0 § | <0.01 |
≥5 years | 194 | 98 (50.5) | 3.4 (2.2–5.2) | 3.7 (2.1–6.4) | ||
Number of lifetime partners sharing injection equipments | ||||||
<2 | 190 | 44 (23.2) | 1.0 | <0.01 | 1.0 § | <0.01 |
≥2 | 193 | 98 (50.8) | 3.4 (2.2–5.3) | 2.3 (1.4–3.9) |
CI, confidence interval.
Model 1: age, sex, and ethnicity.
Model 2: model 1 plus place of residence and marital status.
Model 3: model 2 plus duration of drug injection and number of lifetime partners sharing injection equipments.