Model A

(n = 73)a

Model B

(n = 36)a

Model C

(n = 18)

Model D

(n = 9)

p

Facility type

District hospitals

2

1

-

1

Community hospitals

5

-

3

-

Health centres

64

35

14

3

Private clinics

2

-

1

5

ANC indicators (based on quarter dates July 2012-Jun 2013)

Average number of women newly registered for ANC per quarter, median (IQR)

252 (141 - 401)

316 (205 - 445)

224 (128 - 301)

0.07

Average number of women known HIV-positive (previously tested positive), median (IQR)

5 (3 - 9)

4 (3 - 13)

4 (3 - 9)

0.79

% of known HIV-positive women already on ART (started before ANC) (95% CI)

84 (79 - 89)

81 (75 - 87)

85 (76 - 94)

0.71

% of HIV-positive women (not already on ART) started ART during ANC (95% CI)b

82 (76 - 87)

81 (74 - 89)

80 (68 - 91)

0.96

% women not tested for HIV during ANC (95% CI)

18 (15 - 22)

32 (26 - 39)

30 (20 - 40)

0.001

Survival and retention 6 month outcomes

Number of women in cohort, median (IQR)

52 (33 - 72)

55 (35 - 115)

45 (23 - 67)

26 (15 - 37)

0.13

Registered Jul-Dec 2012

% of women transferred out (95% CI)

8 (5 - 11)

5 (3 - 6)

6 (1 - 13)

10 (2 - 19)

0.49

Of those not transferred out

% retained on ART (95% CI)

80 (77 - 83)

77 (73 - 82)

87 (83 - 92)

94 (88 - 99)

0.002

% not retained (95% CI)

Defaulted

18 (15 - 22)

22 (17 - 25)

12 (8 - 16)

6 (1 - 11)

0.006

Stopped

1 (0 - 2)

0.01 (0 - 0.1)

1 (0 - 1)

-

0.55

Died

1 (0 - 2)

0.01 (0 - 1)

1 (0 - 1)

0.3 (0.1 - 1)

0.70

Client to staff ratio

Number of women newly registered per Clinical Staffc Member per month, median (IQR)

23 (10 - 33)

34 (24 - 43)

11 (5 - 26)

-

0.001

Number of women newly registered for ANC per HTC Counsellor per month, median (IQR)

19 (10 - 23)

36 (19 - 47)

15 (10 - 27)

-

0.02

Number of women in six month cohort per Clinical Staffc Member, median (IQR)

12 (6 - 20)

21 (11 - 29)

9 (3 - 13)

6 (3 - 13)

0.02