Table 5 Multivariate analysis of factors associated with LTFU among HIV-infected adults on antiretroviral therapy

 Male

1.23 (1.12–1.36)

1.19 (1.10–1.29)

1.19 (1.1–1.27)

1.19 (1.12–1.27)

 Female

Ref

Ref

Ref

Ref

  < 18.5

1.52 (1.3–1.78)

2.51 (1.88–3.36)

2.02 (1.63–2.5)

1.68 (1.39–2.02)

 18.5–24.9

Ref

Ref

Ref

Ref

 25–29.9

0.58 (0.43–0.77)

0.61 (0.49–0.77)

0.66 (0.55–0.79)

0.69 (0.6–0.79)

 30+

0.50 (0.37–0.69)

0.55 (0.42–0.71)

0.62 (0.52–0.75)

0.69 (0.58–0.82)

 20–35

1.23 (1.12–1.35)

1.36 (1.26–1.47)

1.47 (1.37–1.57)

1.49 (1.40–1.59)

 36–50

Ref

Ref

Ref

Ref

 51+

1.03 (0.88–1.2)

1.00 (0.87–1.14)

0.98 (0.87–1.1)

0.99 (0.89–1.10)

 Single

1.34 (1.19–1.51)

1.31 (1.18–1.45)

1.26 (1.15–1.38)

1.34 (1.23–1.45)

 Divorced

1.35 (1.19–1.53)

1.31 (1.17–1.46)

1.30 (1.19–1.43)

1.25 (1.15–1.36)

 Married

Ref

Ref

Ref

Ref

 Widowed

1.01 (0.87–1.18)

0.99 (0.87–1.12)

1.02 (0.91–1.14)

1.03 (0.93–1.14)

 0–250

1.34 (1.16–1.55)

1.33 (1.17–1.5)

1.15 (1.05–1.27)

1.18 (1.08–1.29)

 251–500

Ref

Ref

Ref

Ref

 Above 500

1.42 (0.81–2.49)

1.22 (0.73–2.05)

1.42 (0.93–2.16)

1.33 (0.90–1.96)

 D4T-based

Ref

Ref

Ref

Ref

 ABC-based

2.37 (1.82–3.08)

2.44 (1.93–3.09)

2.33 (1.87–2.90)

2.17 (1.75–2.69)

 AZT-based

0.74 (0.65–0.83)

0.75 (0.67–0.83)

0.78 (0.71–0.85)

0.85 (0.79–0.93)

 TDF-based

0.62 (0.55–0.69)

0.67 (0.61–0.74)

0.73 (0.68–0.8)

0.86 (0.80–0.92)

 Stage I

Ref

Ref

Ref

Ref

 Stage II

1.03 (0.87–1.22)

1.08 (0.95–1.24)

1.07 (0.96–1.19)

1.07 (0.98–1.17)

 Stage III

1.34 (1.14–1.57)

1.31 (1.16–1.48)

1.25 (1.13–1.39)

1.22 (1.12–1.34)

 Stage IV

1.83 (1.48–2.26)

1.57 (1.31–1.88)

1.38 (1.17–1.62)

1.34 (1.15–1.57)