Table 1. Factors associated with HIV serologically indeterminate results among 39440 (115944 person-visits) RCCS participants in Rakai, Uganda (1994–2009).
| Factors | Observations (%) | EIA Indeterminatei prevalence | UnadjPR (95% CI) | AdjPR (95% CI)* |
|---|---|---|---|---|
| Marital Status | ||||
| Married | 71813(62) | 3694/71813 = 5.1% | 1.00 | 1.00 |
| Not married | 44131(38) | 1986/44131 = 4.5% | 0.89(0.84,0.95) | 0.92(0.85,0.99) |
| Gender | ||||
| Male | 49695(43) | 2760/49695 = 5.6% | 1.00 | 1.00 |
| Female | 66249(57) | 2920/66249 = 4.4% | 0.79(0.74,0.84) | 0.76(0.71,0.81) |
| Education | ||||
| No education | 8303(7) | 438/8303 = 5.3% | 1.00 | 1.00 |
| Primary | 75778(65) | 3802/75778 = 5.0% | 0.95(0.84,1.07) | 0.90(0.80,1.02) |
| Secondary | 28037(24) | 1272/28037 = 4.5% | 0.87(0.76,0.99) | 0.83(0.73,0.96) |
| Tertiary | 3826(3) | 168/3826 = 4.4% | 0.80(0.65,99) | 0.75(0.60,0.94) |
| Resident | ||||
| Rural | 70759(61) | 3665/70759 = 5.2% | 1.00 | 1.00 |
| Urban/trading | 45185(39) | 2015/45185 = 4.5% | 0.84(0.79,0.90) | 0.92(0.85,0.99) |
| No. sex partners | ||||
| 0 | 19654(17) | 861/19654 = 4.4% | 1.00 | 1.00 |
| 1 | 74904(65) | 3625/74904 = 4.8% | 1.09(1.01,1.19) | 1.01(0.92,1.11) |
| 2 | 14750(13) | 812/14750 = 5.5% | 1.24(1.12,1.37) | 1.03(0.92,1.15) |
| 3 | 4227(4) | 237/4227 = 5.6% | 1.27(1.10,1.48) | 1.04(0.89,1.22) |
| 4 | 1099(1) | 53/1099 = 4.8% | 1.12(0.85,1.48) | 0.92(0.70,1.21) |
| 5+ | 1310(2) | 92/1310 = 7.0% | 1.54(1.23,1.92) | 1.21(0.97,1.51) |
| Age | ||||
| 15–19 | 21876(19) | 986/21876 = 4.5% | 1.00 | 1.00 |
| 20–24 | 25266(22) | 1242/25266 = 4.9% | 1.09(1.00,1.19) | 1.00(0.91,1.10) |
| 25–29 | 23321(20) | 1162/23321 = 5.0% | 1.10(1.00,1.20) | 0.96(0.87,1.07) |
| 30–34 | 17439(15) | 821/17439 = 4.7% | 1.05(0.95,1.16) | 0.91(0.81,1.02) |
| 35–39 | 12425(11) | 627/12425 = 5.1% | 1.15(1.04,1.29) | 0.99(0.87,1.11) |
| 40–49 | 15617(13) | 842/15617 = 5.4% | 1.21(1.09,1.34) | 1.02(0.91,1.15) |
| Malaria | ||||
| Yes | 3552(3) | 112/3552 = 3.2% | 1.00 | 1.00 |
| No | 112392(98) | 5568/112392 = 5.0% | 1.45(1.21,1.73) | 1.23(1.06,1.50) |
*Model also adjusted for occupation, religion, survey round and region of residence, EIAJ = Enzyme-linked Immunoassay indeterminate.