Table 3.
Univariate and multivariate analysis of factors associated with late presentation of HIV infection.
| Variable | LP (%) | Non-LP (%) | OR (95% CI) | P-value | aOR (95% CI) | P-value |
|---|---|---|---|---|---|---|
| Gender | ||||||
| Male | 1,174 (88.6) | 877 (89.9) | 1.000 | |||
| Female | 151 (11.4) | 98 (10.1) | 1.151 (0.880–1.506) | 0.305 | ||
| Age (years) | ||||||
| ≤ 24 | 145 (10.9) | 201 (20.6) | 1.000 | 1.000 | ||
| 25–39 | 565 (42.6) | 486 (49.8) | 1.612 (1.261–2.060) | <0.001 | 1.549 (1.209–1.985) | 0.001 |
| ≥40 | 615 (46.4) | 288 (29.5) | 2.960 (2.293–3.821) | <0.001 | 2.389 (1.815–3.145) | <0.001 |
| Occupation | ||||||
| Service personnel | 387 (29.2) | 381 (39.1) | 1.000 | |||
| Factory worker | 307 (23.2) | 222 (22.8) | 1.361 (1.089–1.702) | 0.007 | ||
| Homemaker or unemployment | 248 (18.7) | 144 (14.8) | 1.696 (1.321–2.176) | <0.001 | ||
| Retiree | 80 (6.0) | 34 (3.5) | 2.316 (1.514–3.545) | <0.001 | ||
| Farmer | 155 (11.7) | 64 (6.6) | 2.384 (1.725–3.296) | <0.001 | ||
| Others | 148 (11.2) | 130 (13.3) | 1.121 (0.852–1.475) | 0.416 | ||
| Marital status | ||||||
| Single | 497 (37.5) | 508 (52.1) | 1.000 | |||
| Married | 612 (46.2) | 331 (33.9) | 1.890 (1.575–2.267) | <0.001 | ||
| Divorced or widowed | 216 (16.3) | 136 (13.9) | 1.623 (1.267–2.080) | <0.001 | ||
| Ethnicity | ||||||
| Han | 1,286 (97.1) | 939 (96.3) | 1.000 | |||
| Ethnic minorities | 39 (2.9) | 36 (3.7) | 0.791 (0.499–1.254) | 0.319 | ||
| Education level | ||||||
| Junior high school or lower | 689 (52.0) | 431 (44.2) | 1.000 | |||
| Senior high school | 303 (22.9) | 223 (22.9) | 0.850 (0.688–1.049) | 0.130 | ||
| College or higher | 333 (25.1) | 321 (32.9) | 0.649 (0.534–0.789) | <0.001 | ||
| Registered residence | ||||||
| Suzhou | 506 (38.2) | 255 (26.2) | 1.744 (1.456–2.090) | <0.001 | 1.259 (1.028–1.543) | 0.026 |
| Others | 819 (61.8) | 720 (73.8) | 1.000 | 1.000 | ||
| Route of transmission | ||||||
| MSM | 756 (57.1) | 654 (67.1) | 1.000 | |||
| Heterosexual | 562 (42.4) | 318 (32.6) | 1.529 (1.286–1.817) | <0.001 | ||
| Others | 7 (0.5) | 3 (0.3) | 2.019 (0.520–7.837) | 0.310 | ||
| Reason for HIV testing | ||||||
| VCT | 314 (23.7) | 311 (31.9) | 1.000 | 1.000 | ||
| Inpatient and outpatient | 394 (29.7) | 166 (17.0) | 2.351 (1.850–2.988) | <0.001 | 1.935 (1.510–2.479) | <0.001 |
| Pre-surgery | 176 (13.3) | 111 (11.4) | 1.570 (1.181–2.088) | 0.002 | 1.174 (0.870–1.582) | 0.294 |
| STD clinic | 162 (12.2) | 118 (12.1) | 1.360 (1.023–1.807) | 0.034 | 1.324 (0.992–1.766) | 0.057 |
| Investigation | 177 (13.4) | 186 (19.1) | 0.943 (0.728–1.221) | 0.654 | 0.972 (0.748–1.264) | 0.835 |
| Others | 102 (7.7) | 83 (8.5) | 1.217 (0.876–1.692) | 0.242 | 1.042 (0.742–1.463) | 0.813 |
LP, Late presentation; CI, Confidence interval; MSM, Men who have sex with men; VCT, HIV voluntary counseling and testing; STD, Sexually transmitted disease.