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)

⁺: p < 0.1; ^*:p < 0.05; ^**: p < 0.01; ^***: p < 0.001

NA: Not applicable

-2LL(d.f.): −2 log likelihood (degree of freedom)

ORs with p < 0.05 are in bold