Table 4 Multivariable Cox regression analysis of predictors of LTFU among HIV-positive adult subjects on ART at Debre Markos Referral Hospital, North West Ethiopia, from January 30, 2008, to January 26, 2018

 Male

40

162

1.0

1.0

 Female

44

238

0.81 (0.53,1.23)

0.88 (0.54, 1.42)

0.58

 1a

8

56

1.0

1.0

 1b

13

48

1.6 (0.7, 3.9)

1.6 (0.6, 3.9)

0.37

 1c

14

66

1.99 (0.83, 4.8)

2.79 (1.07, 7.23)

0.32

 1d

9

31

2.4 (0.94, 6.4)

3.14 (1.13, 8.08)

0.19

 1e

40

199

6.7 (3.14, 14.7)

9.3 (3.75 , 23.8)

0.10

 Poor

23

77

1.0

1.0

 Good

61

323

0.5(0.3, 0.8)

1.2(0.3, 0.9)

0.20

 Stage I

11

106

1.0

1.0

 Stage II

8

66

0.7 (0.29, 0.1.81)

1.09 (0.42, 2.85)

0.45

 Stage III

48

172

1.44 (0.75, 2.78)

1.73 (0.87, 3.46)

0.20

 Stage IV

17

56

1.8 (0.83, 3.8)

2.75 (1.23, 6.16)

0.01

 Urban

55

217

1.0

1.0

 Rural

29

183

0.5 (0.33, 0.8)

0.6 (0.37, 0.99)

0.046

 Yes

68

352

1.0

1.0

 No

16

48

1.5 (0.87, 2.6)

1.9 (1.14, 3.4)

0.04

 15–24

13

40

1.0

1.0

 25–34

41

169

0.44 (.22, 0.88)

0.67 (0.35, 1.29)

0.20

 35–44

22

127

0.4 (0.22, 0.86)

0.32 (0.15, 0.67)

0.20

 ≥ 45

8

64

0.4 (0.17, 0.99)

0.33 (0.13, 0.83)

0.19

 ≤ 50

11

46

1.0

1.0

 50–150

28

125

0.68 (0.34, 1.37)

0.76 (0.37, 1.57)

0.46

 150–200

12

53

0.58 (0.26, 1.33)

0.52 (0.21, 1.28)

0.16

 ≥ 200

33

176

1.14 (0.57, 2.27)

0.68 (0.32, 1.43)

0.31

 No

56

273

1.0

1.0

 Yes

25

126

0.58 (0.36, 0.94

0.74 (0.43, 1.26)

0.27

 No

54

273

1.0

1.0

 Yes

30

127

0.72 (0.46, 1.14)

1.59 (0.9, 2.8)

0.11