Table 2.

Distribution of SR-STIs across the explanatory variables (weighted n=68 944)

			Had STI in the last 12 months, %
Variables	Weighted frequency	Weighted percentage	No	Yes	p-Value
Age in 5-y groups					<0.001
15–19	24 462	35.5	93.8	6.2
20–24	44 482	64.5	92.7	7.3
Highest education level					<0.001
None	15 663	22.7	94.5	5.5
Primary	22 582	32.8	93.8	6.2
Secondary/higher	30 699	44.5	91.8	8.2
Current marital status					<0.001
Not married	36 043	52.3	91.0	9.0
Married	32 901	47.7	95.3	4.7
Respondent's occupation					<0.001
Not working	31 547	45.8	93.6	6.4
Working	37 397	54.2	92.6	7.4
Age at first sex (years)					<0.001
≤19	54 695	79.3	92.2	7.8
≥20	14 249	20.7	96.4	3.6
Number of sex partners, excluding spouse, in last 12 months					<0.001
0	43 629	63.3	94.2	5.8
1	23 101	33.5	91.6	8.4
≥2	2214	3.2	85.3	14.7
Condom use during last sex with most recent partner					0.018
No	56 854	82.5	92.9	7.1
Yes	12 090	17.5	93.9	6.1
Comprehensive HIV knowledge					<0.001
No	42 530	61.7	93.5	6.5
Yes	26 414	38.3	92.5	7.5
Ever been tested for HIV					0.68
No	28 322	41.1	93.1	6.9
Yes	40 622	58.9	93.1	6.9
Read newspaper or magazine					<0.001
No	54 025	78.4	93.5	6.5
Yes	14 919	21.6	91.7	8.3
Listen to radio					<0.001
No	28 443	41.3	94.0	6.0
Yes	40 501	58.7	92.5	7.5
Watch television					<0.001
No	38 114	55.3	94.0	6.0
Yes	30 830	44.7	92.0	8.0
Covered by health insurance					<0.001
No	64 933	94.2	93.2	6.8
Yes	4011	5.8	91.2	8.8
Place of residence					<0.001
Urban	27 833	40.4	90.7	9.3
Rural	41 111	59.6	94.7	5.3
Wealth index					<0.001
Poor	25 391	36.8	94.7	5.3
Middle	13 620	19.8	94.0	6.0
Rich	29 933	43.4	91.3	8.7
Geographical subregion					<0.001
Southern Africa	2771	4.0	98.0	2.0
Western Africa	24 291	35.2	93.4	6.6
Central Africa	14 814	21.5	90.7	9.3
Eastern Africa	27 068	39.3	93.6	6.4