Population and antenatal-based HIV prevalence estimates in a high contracepting female population in rural South Africa

Table 1 Women eligible for population-based HIV testing and women reported through ANC sentinel surveillance by residency location and clinic catchment

		Clinic catchment type
	Residency location	Peri-urban/Urban		Rural/peri-urban		Rural		Total
		n	%	n	%	n	%	n	%
Women eligible for population-based testing ever reporting a pregnancy *(reported residency, reported clinic attendance)*	Urban	9	5.1	0	0.0	1	0.5	10	2.2
	Peri-urban	97	55.1	18	22.5	15	7.9	130	29.1
	Rural	70	39.8	62	77.5	174	91.6	306	68.6
Total		176	100	80	100	190	100	446	100
All women eligible for population-based HIV testing *(reported residency, predicted clinic attendance)*	Urban	943	19.5	0	0.0	0	0.0	943	6.5
	Peri-urban	2748	56.9	1302	41.2	367	5.9	4417	30.5
	Rural ¹	1139	23.6	1859	58.8	5873	94.1	9116	63.0
Total		4830	100	3161	100	6240	100	14476	100
Pregnant women eligible for population-based testing ^2,3 *(reported residency, predicted clinic attendance)*	Urban	52	11.1	0	0.0	0	0.0	52	3.6
	Peri-urban	279	59.7	136	40.6	43	6.9	458	31.7
	Rural	136	29.1	199	59.4	582	93.1	934	64.7
Total		467	100	335	100	625	100	1444	100
ANC sentinel surveillance *(predicted residency, reported clinic attendance)*	Urban	116	19.5	0	0.0	0	0.0	116	10.5
	Peri-urban	339	56.9	72	41.2	23	6.6	434	39.0
	Rural	140	23.6	104	58.8	317	93.4	561	50.5
Total ⁴		595	100	176	100	340	100	1111	100

1 Total includes 245 women not assigned to one of the six clinics within the ACDIS
2 Total includes 17 women not assigned to one of the six clinics within the ACDIS
3 Women reported to the ACDIS as pregnant between 01/07/04 and 30/06/05
4 Total excludes 35 women for whom there was no HIV test result (total ANC sample 1146)

ISSN: 1471-2458