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Table 5 Distribution of selected characteristics of the study sample at the facility, primary cohort, and mother level

From: Impact of the Umoyo mother-infant pair model on HIV-positive mothers’ social support, perceived stigma and 12-month retention of their HIV-exposed infants in PMTCT care: evidence from a cluster randomized controlled trial in Zambia

 

Pre implementation

Post implementation

P value

Control

Intervention

Control

Intervention

Facility-level characteristics

 Total facilities in study

14

14

14

14

 

 Total facilities with facility survey

12

10

14

11

 

 Proportion with frequent stockouts of DBS in the past 12 months (%, 95% CI)

0

0

7.1 (−8.3, 22.6)

9.1 (−11.2, 29.3)

0.9

 Proportion with an NGO is working in the catchment area (%, 95% CI)

91.7 (73.3, 110.0)

100 (100,100)

100 (100,100)

100 (100,100)

0.4

Child cohort characteristics

 Total facilities

14

11

14

11

 

 Total children

166

415

224

368

 

 Average number of children per facility (mean, 95% CI)

11.9 (2.6, 21.1)

Min: 1

Max: 52

37.7 (−1.6, 77.1)

Min: 2

Max: 195

16.0 (5.9, 26.1)

Min: 1

Max: 56

33.5 (−3.3, 70.2)

Min: 2

Max: 192

0.1

 Proportion of children born within specific month (facility-aggregated average, 95% CI)

  November birth

12.3 (1.8, 22.9)

15.0 (5.3, 24.6)

25.6 (10.8, 40.5)

14.3 (4.3, 24.3)

0.05

  December birth

36.3 (23.8, 48.7)

32.5 (19.6, 45.4)

22.9 (13.2, 32.5)

29.8 (12.0, 47.5)

0.4

  January birth

27.9 (12.6, 43.2)

22.9 (10.8, 35.0)

24.6 (14.2, 34.9)

27.3 (14.0, 40.7)

0.5

  February birth

23.5 (6.7, 40.2)

29.6 (14.3, 45.0)

26.9 (10.4, 43.4)

28.5 (10.7, 46.3)

0.8

 Mean age in days at 6–10-week HIV test

52.0 (47.2, 56.7)

49.7 (46.2, 53.9)

56.4 (51.1, 61.7)

49.0 (45.0, 52.9)

0.2

 Proportion of girls within facility

48.9 (29.6, 68.2)

49.7 (41.7, 57.6)

44.5 (36.3, 52.7)

61.5 (50.8, 72.1)

0.2

Mother characteristics

 Total facility

11

11

14

11

 

 Average number of interviews per facility

6.9 (3.9, 9.9)

10.7 (7.5, 13.9)

13.7 (10.7, 16.7)

11.9 (8.5, 15.4)

0.02

 Over the age of 40 years

6.0 (0.16, 11.9)

12.8 (3.8, 21.8)

7.5 (1.4, 13.6)

13.1 (5.3, 21.0)

0.7

 Currently married

84.0 (74.9, 93.1)

88.1 (81.4, 94.7)

77.6 (69.1, 86.1)

83.2 (75.2, 91.2)

0.6

 On HIV therapy for 1 year

68.9 (49.6, 88.2)

78.4 (69.1, 87.8)

71.7 (64.3, 79.0)

78.7 (65.5, 91.8)

1.0

  1. CI confidence interval, HIV human immunodeficiency virus, NGO non-governmental organization