Table 1.

Demographic and reproductive variables of HIV-infected women at study enrollment at 4e12 weeks postdelivery by maternal age group, Zimbabwe, 2013–2014

Observed n, Weighted HIV prevalence % (95% CI)	HIV-positive adolescents (<19 years), n = 71 (of 943 total), 7.5 [6.1—9.3]			HIV-positive young women (aged 20 to <24 years), n = 255 (of 1,728 total), 14.8 [12.8 — 16.9]			HIV-positive adults (>25 years), n = 845 (of 3,125 total), 27.2 [24.7—29.8]			p value
Variable	Observed n	Weighted Col%	Weighted 95% CI	Observed n	Weighted Col%	Weighted 95% CI	Observed n	Weighted Col%	Weighted 95% CI
Highest education										.3
Elementary school	30	42.8	31.1–55.3	84	32.8	27.0–39.2	307	36.5	32.5–40.7
Grades 8+	41	57.2	44.9–68.7	171	67.2	60.8–73.0	538	63.5	59.3–67.5
Missing values (%)	0	-		0	-		0	-
Marital status										.2
Single/divorced/widowed	13	18.6	10.2–31.5	38	14.9	11.1 –19.6	98	11.6	9.2–14.6
Married/co-habitating	58	81.4	68.5–89.9	217	85.1	80.4–88.9	747	88.4	85.4–90.8
Missing values (%)	0	-		0	-		0	-
SES quintile										.2
Lowest	18	25.8	17.0–37.0	37	14.4	10.2–19.9	147	17.4	14.4–20.9
Second	14	20.2	12.7–30.5	41	16.4	12.1–21.8	174	20.9	17.8–24.3
Middle	14	19.9	11.9–31.3	62	24.3	18.3–31.5	172	20.6	17.4–24.3
Fourth	13	17.5	9.0–31.4	70	27.6	21.2–35.1	192	22.7	19.1–26.7
Highest	12	16.7	10.4–25.7	45	17.3	12.8–23.0	160	18.4	14.1 –23.6
Missing values (%)	0	-		0	-		0	-
Parity										.0
1	57	80.9	70.0–88.4	78	31	25.4–37.2	42	5	3.7–6.5
>2	13	19.1	11.6–30.0	175	69	62.8–74.6	799	95	93.5–96.3
Missing values (%)	1	1.4		2	.7		4	.5
Planned pregnancy										.2
Yes	40	57.4	44.1 –69.7	162	63.9	56.6–70.6	484	57.3	53.3–61.1
No	30	42.6	30.3–55.9	91	36.1	29.4–43.4	357	42.7	38.9–46.7
Missing values (%)	1	1.4		2	.7		4	.5
Know HIV status of infanťs father										.05
Positive	23	33.1	22.1–46.3	86	34.3	27.6–41.9	380	45.1	41.0–49.3
Negative	11	15.4	8.2–27.2	42	16.3	12.0–21.8	117	13.9	11.7–16.5
Refused/unknown	36	51.5	39.3–63.4	125	49.3	42.2–56.3	344	40.9	36.8–45.2
Missing values (%)	1	1.4		2	.7		4	.5
Disclosed HIV status to family/friends										.1
Yes	39	63.6	51.4–74.3	152	66	58.8–72.6	578	72.2	67.5–76.5
No	22	36.4	25.7–48.6	79	34	27.4–41.2	221	27.8	23.5–32.5
Missing values (%)	10	14.1		24	9.4		46	5.4
Timing of maternal HIV identification										.0
Identified preconception	16	23.0	14.4–34.6	116	45.6	38.3–53.1	509	60.5	55.5–65.3
Identified during pregnancy	44	61.9	48.6–73.6	122	47.6	40.2–55.1	301	35.4	30.8–40.3
Identified postpartum	11	15.1	8.0–26.9	17	6.8	4.1–11.0	35	4.1	2.8–6.0
Missing values (%)	0	-		0	-		0	-
Breastfeeding in past 7 days										.6
Exclusive	48	69.6	56.0–80.5	173	68.4	61.6–74.5	590	70.6	65.8–75.0
Mixed	21	30.4	19.5–44.0	71	28.5	22.2–35.8	227	27.4	23.0–32.3
None	0	-		8	3.1	1.6–5.8	17	2.0	1.3–3.1
Missing values (%)	2	-		3	1.1		11	1.3

CI = confidence interval; SES = socioeconomic status.