Effect of ART scale-up and female migration intensity on risk of HIV acquisition: results from a population-based cohort in KwaZulu-Natal, South Africa

Table 3 HIV incidence rates among women who migrate in the AHRI population-based HIV incidence cohort 2003–2015, by socio-demographic factors

		Events	Person years	IR (per 100 person years)
Age category:	15–19	529	11,085	4.77
	20–24	734	9876	7.43
	25–29	321	4719	6.80
	30–34	128	3088	4.14
	35–39	67	3430	1.95
	40+	219	31,018	0.71
Marital status:	Single	1733	38,457	4.51
	Divorced/Separated	36	10,624	0.34
	Married - Monogamous	108	12,095	0.89
	Married - Polygamous	10	1640	0.61
Sexual debut age:	Before the age of 17	590	11,139	5.30
Sexual debut age:	Ages 17 and after	750	22,164	3.38
Ever pregnant:	No	143	4368	3.27
Ever pregnant:	Yes	1332	44,794	2.97
Contraception use:	No	209	4941	4.23
Contraception use:	Yes	478	8114	5.89
Number of sexual partners:	Less than 5 partners	1737	51,428	3.38
	≥5	57	850	6.70
Household income:	Bottom 20%	329	10,664	3.09
	Middle 60%	1166	35,543	3.28
	Top 20%	272	10,243	2.66
Area:	Peri-urban	624	16,625	3.75
	Urban	54	1738	3.11
	Rural	1213	42,835	2.83
Number of external migration movements per year:	None	1780	59,943	2.97
	One movement per year	168	2677	6.27
	Two or more movements per year	48	561	8.56
ART scale-up period:	Before 2010	953	33,638	3.53
	Year 2010 and on	1045	29,579	2.83

ISSN: 1471-2458