Table 1.

Trial site characteristics

Site	HIV prevalence at ANC (%)	HIV-positive women attending ANC per year, n (%)			Proportion retained after initiation (%)
		On ART	Not on ART	Total	6 months	12 months
Kawale Health Center	12.4a	191 (38.9)	300 (61.1)	491	68b	57b
Area 25 Health Center	11.2	303 (51.9)	281 (48.1)	584	62	58
Mangochi District Hospital	12	288 (47.8)	315 (52.2)	603	46c	53c

All data from Malawi Ministry of Health HIV Unit quantitative data reports, calendar year 2015 unless otherwise noted due to missing data ^aIncluded data from 2014 quarter 4 due to missing data in 2015 quarter 1 ^bIncluded data from 2014 quarter 3 due to missing data in 2015 quarter 1 ^cUsing data from calendar year 2016