Table 4 Odds ratios of hierarchical models of ART intention
Model 1 | Model 2 | Model 3 | |
|---|---|---|---|
Background | |||
Duration of HIV infection (months since HIV diagnosis) | |||
<1 | 1.00 | 1.00 | 1.00 |
1–12 | 0.49 (0.27,0.91) * | 0.54 (0.29,1.02)+ | 0.79 (0.40,1.57) |
>12 | 0.19 (0.11,0.31) *** | 0.21 (0.12,0.35) *** | 0.30 (0.16,0.55) *** |
Route of HIV infection | |||
Heterosexual behaviour | 1.00 | ||
Homosexual behaviour | 0.92 (0.53,1.59) | 0.95 (0.54,1.66) | 0.79 (0.43,1.46) |
Injecting drug use/uncertain | 0.16 (0.05,0.52) ** | 0.16 (0.05,0.54) ** | 0.18 (0.05,0.62) ** |
Infection status of current spouse/regular sex partners | |||
Negative | 1.00 | 1.00 | 1.00 |
Positive | 0.31 (0.12,0.80) * | 0.32 (0.12,0.85) * | 0.21 (0.07,0.60) ** |
Don’t know | 0.62 (0.27,1.41) | 0.65 (0.28,1.49) | 0.60 (0.25,1.42) |
Without partner | 0.32 (0.14,0.70) ** | 0.31 (0.14,0.70) ** | 0.23 (0.10,0.54) ** |
Most recent CD4 counts | |||
<=350 | 1.00 | 1.00 | 1.00 |
>350 | 0.58 (0.37,0.93) * | 0.60 (0.37,0.96) * | 0.62 (0.37,1.03)+ |
Psycho-social status | |||
Anxiety | N.A. | ||
Normal (0–4) | 1.00 | 1.00 | |
Mild (5–9) | 2.50 (1.49,4.18) *** | 2.65 (1.52,4.62) *** | |
Moderate-severe (10–21) | 2.29 (1.17,4.45) * | 2.44 (1.19,4.98) * | |
Healthcare workers’ recommendations to initiate ART | |||
From physicians at CHCs | N.A. | N.A. | |
Weak recommendation | 1.00 | ||
Strong recommendation | 0.53 (0.26,1.11)+ | ||
Not applicable | 1.19 (0.53,2.71) | ||
From physicians at the CDC | N.A. | N.A. | |
Weak recommendation | |||
Strong recommendation | 3.67 (1.62,8.33) ** | ||
Not applicable | 1.03 (0.31,3.44) | ||
From healthcare workers at NGOs | N.A. | N.A. | |
Weak recommendation | |||
Strong recommendation | 3.67 (1.58,8.52) ** | ||
Not applicable | 2.00 (1.00,4.02)+ | ||
-2LL(d.f.) | 473.043(8)*** | 458.218(10) | 395.715(17) |
∆-2LL(d.f.) comparison with Model 1 | N.A. | −14.825*** (2) | N.A. |
∆-2LL(d.f.) comparison with Model 2 | N.A. | N.A. | −47.406*** (6) |