Table 4. Variables modifying the association between legal age of consent and adolescent human immunodeficiency virus testing coverage, 15 sub-Saharan countries, 2011–2016.

Group	HIV testing rate in the past 12 months, weighted % (95% CI)a		Difference in testing rate (95% CI)	Pb
	Age of consent ≤ 15 years	Age of consent ≥ 16 years
Adolescents (n = 30 652)
Sex
Female	31.3 (24.9 to 37.7)	17.3 (11.6 to 23.0)	14.0 (8.6 to 19.4)	0.07
Male	18.8 (12.3 to 25.3)	11.9 (7.6 to 16.2)	6.9 (1.6 to 12.2)
Age group
15–16 years	22.8 (17.9 to 27.6)	12.0 (7.6 to 16.4)	10.7 (7.7 to 13.8)	0.83
17–18 years	28.9 (12.2 to 22.9)	17.6 (12.2 to 22.9)	11.3 (7.0 to 15.7)
Sexually active adolescents (n = 10 561)
Sex
Female	40.9 (31.6 to 50.1)	27.0 (18.2 to 35.9)	13.9 (7.8 to 19.9)	0.24
Male	26.6 (19.4 to 33.9)	17.5 (11.3 to 23.8)	9.1 (3.8 to 14.4)
Age group
15–16 years	30.2 (22.8 to 37.5)	19.4 (12.9 to 26.0)	10.7 (6.4 to 15.0)	0.66
17–18 years	36.8 (28.5 to 45.1)	24.5 (16.3 to 32.6)	12.4 (6.1 to 18.7)

^a Adolescents aged 15–18 years.

^b P-value for homogeneity of the differences in coverage. We used χ² test.

Notes: We obtained survey data for 15 countries, presented in Table 1, from Demographic and Health Surveys and AIDS Indicator Surveys.