Table 4 Multivariate logistic regression analysis of virological failure

Sex

Female

1

Male

0.67

0.18

14.13

<0.01

1.96(1.38–2.79)

Mode of transmission

Sexual transmission

1

Injection drugs

−.05

0.16

0.09

0.77

0.95(0.70–1.31)

the first CD4+counts

(counts/μl)

12.63

<0.01

Below 200

1

200–349

−1.2

0.19

0.43

0.51

0.89(0.61–1.28)

350–499

−0.34

0.20

3.02

0.08

0.71(0.49–1.05)

500 and above

−0.62

0.20

9.67

<0.01

0.54(0.37–0.80)

initial ART regimen

Non-TDF + 3TC regimen

1

TDF + 3TC regimen

−0.51

0.33

2.39

0.12

0.60(0.32–1.15)

time on ART

3.41

0.33

6 months-2 years

1

3–5 years

0.09

0.16

0.34

0.56

1.10(0.80–1.50)

6–8 years

0.34

0.20

2.82

0.09

1.41(0.95–2.09)

≥9 years

−0.17

0.37

0.22

0.64

0.84(0.41–1.74)