Table.

Characteristics of selected catchment areas and health facilities, and mean HIV-free infant survival (based on the 2014 survey) across these characteristics; data from the impact evaluation of Zimbabwe’s PMTCT program.

Characteristic	N	%	Mean HIV-free survival	p valuea
Catchment area (CA) characteristics
Estimated population in CA
<5,000 people	33	25	92.3%	0.423
5,000–9,999 people	46	35	92.2%
10,000–14,999 people	30	23	92.5%
15,000+ people	15	11	91.9%
Don’t know	8	6	92.1%
Type of CA
Rural	112	85	92.3%	0.012
Urban	20	15	91.7%
Prevalence of HIV among mothers in the CA
Less than 12%	71	54	92.2%	0.818
12% or higher	61	46	92.3%
Facility characteristics
Volume of HIV positive moms seen
Less than 5	65	49	92.2%	0.391
5 or more	67	51	92.3%
Number of rooms in health facility
1 to 5	31	23	92.0%	0.176
6 to 8	42	32	92.3%
9 to 11	31	23	92.6%
12+	17	13	92.0%
unknown	11	8
Number of staff members in facility (except village health workers)
<5	30	23	92.3%	0.970
5–6	48	36	92.3%
7–10	22	17	92.2%
>10	29	22	92.2%
Don’t know	3	2
Number of village health workers/health promoters
<5	50	38	92.1%	0.530
5–6	22	17	92.6%
7–10	13	10	92.2%
>10	41	31	92.3%
Don’t know	6	5
How many days per week open for ANC
1	9	7	92.0%	0.068
2	9	7	91.7%
3	2	2	91.6%
4	3	2	91.4%
5	61	46	92.3%
6	9	7	93.2%
7	39	30	92.2%
Staff received training on Option A
Yes, 50% or more of staff trained	61	46	92.2%	0.949
Yes, less than half of the staff trained	66	50	92.3%
No or don’t know	5	4	92.0%
Facility had on site CD4 testing at baseline
Yes	28	21	92.3%	0.872
No	104	79	92.2%

CA=catchment area

^ap value of ANOVA test