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. 2016 May 18;11(5):e0154318. doi: 10.1371/journal.pone.0154318

Table 2. Predictors of detectable viral load1 among adults who are currently taking ART, Kenya AIDS Indicator Survey, 2012.

Variable Number/ Total Weighted % (95% CI2) OR3 (95% CI2) p-value Adjusted OR3,4 (95% CI) p-value
Overall 73/266 26·1 (20·0–32·1)
Sex 0·630
Female 53/194 27·2 (19·7–34·7) 1·2 (0·6–2·3)
Male 20/72 24·1 (14·0–34·2) Ref
Age category (Years) 0·005
15–29 20/43 46·5 (29·4–63·6) 3·0 (1·4–6·6) 3·1 (1·4–6·9) 0·006
30–64 53/223 22·3 (29·4–63·6) Ref Ref
Residence 0·458
Rural 42/145 28·2 (19·6–36·7) 1·3 (0·7–2·4)
Urban 31/121 23·6 (15·0–32·1) Ref
Marital status 0·377
Unmarried/not cohabitating 32/108 29·5 (19·0–39·9) 1·3 (0·7–2·5)
Married/cohabitating 41/158 24·0 (17·0–31·0) Ref
Ever widowed 0·795
No 49/178 25·5 (18·6–32·5) 0·9 (0·5–1·8)
Yes 24/88 27·3 (15·6–39·0) Ref
Education 0·238
No primary 6/39 16·3 (1·4–31·2) Ref
Complete primary 29/80 33·1 (21·6–44·5) 2·5 (0·7–8·9)
Secondary + 38/147 24·3 (16·7–31·9) 1·6 (0·5–5·3)
Wealth index 0·379
Lowest 12/41 29·5 (11·5–47·4) 2·3 (0·6–8·3)
Second 15/62 20·8 (9·5–32·1) 1·4 (0·4–4·7)
Middle 15/53 29·0 (18·5–39·4) 2·2 (0·7–6·6)
Fourth 23/69 34·5 (19·7–49·3) 2·9 (0·8–9·9)
Highest 8/41 15·6 (2·7–28·4) Ref
Missed doses 0·086
Yes 12/29 46·1 (25·7–66·5) 2·8 (1·1–7·2) 2·6 (1·0–7·1) 0·049
Unknown 19/67 24·3 (13·8–34·8) 1·0 (0·5–2·1) 0·9 (0·4–1·9) 0·694
No 42/170 23·4 (15·7–31·2) Ref Ref
Time in care 0·825
<24 months 12/45 22·6 (11·1–34·0) 0·8 (0·4–1·8)
24+ months 41/151 26·9 (18·3–35·4) 1·0 (0·5–2·0)
Unknown 20/70 26·6 (15·7–37·5) Ref
TB co-infection 0·561
No 56/202 27·0 (19·7–34·3) Ref
Yes 17/64 23·2 (12·7–33·7) 0·8 (0·4–1·6)
Number of sex partners in past 12 months 0·833
None 21/83 24·3 (14·1–34·4) Ref
1 45/154 27·5 (19·7–35·2) 1·2 (0·6–2·2)
2+ 7/29 23·2 (6·1–40·3) 0·9 (0·3–2·8)
Condom use at last sex 0·520
Yes 27/105 23·5 (15·5–31·5) Ref
No 25/78 31·7 (19·5–44·0) 1·5 (0·7–3·2)
Not sexually active 21/83 24·3 (14·1–34·4) 1·0 (0·6–2·0)
Consistent condom use with all partners in past 12 months 0·889
Yes 23/80 25·8 (16·7–35·0) Ref
No 29/103 27·6 (18·3–37·0) 1·1 (0·6–2·1)
Not sexually active 21/83 24·3 (14·1–34·4) 0.9 (0·5–1·7)

1Detectable viral load defined as HIV RNA concentration ≥550 copies/mL.

2Confidence Interval.

3Odds Ratio.

4Multivariate model adjusted for variables that were significant at <0·1 in the bivariate model: Age-group and missed doses.