Covariates of high-risk sexual behaviour of men aged 50 years and above in sub-Saharan Africa

Figures & data

Table 1. Sample sizes from DHS in SSA region that were pooled together (weighted).

Country	DHS round	Men’s response rate	Sample size
Cameroon	2011	95.6	731
Kenya	2008	88.6	207
Lesotho	2009	95.0	293
Malawi	2010	92.2	354
Mozambique	2011	96.2	521
Nigeria	2008	92.6	1670
Rwanda	2011	98.7	635
Senegal	2010/2011	87.0	497
Uganda	2011	89.2	122
Zimbabwe	2010/2011	85.8	364
Total SSA sample			5394

Note: Response rate is for all eligible men who participated in survey.

Table 2. Description of men aged 50+ in SSA by sexual behaviour, demographic, socio-economic and variables; Sample size 5394.

Variables	Frequency	%
Current sexual activity
Active	3949	74.2
Not active	1445	25.8
Extramarital partners
Yes	492	9.3
No	4902	90.7
Condom use during last sex
Yes	318	6.5
No	5076	93.5
HIV Prevention/transmission knowledge
Low	525	9.7
Medium	2214	41.1
High	2654	49.2
Ever been tested for HIV
No	3442	65.7
Yes	1793	34.3
Age	Mean 54 years
Place of residence
Urban	1693	31.4
Rural	3701	68.6
Religion
Catholics	1356	25.1
Other Christians	1868	34.6
Muslim	1647	30.5
Other	523	9.7
Age at 1st Intercourse	Mean = 20 years
Type of marriage
Monogamy	3872	77.6
Polygamy	1115	22.4
Education level
No education	1680	31.1
Primary	2448	45.4
Secondary+	1265	23.5
Wealth index
Poor	2022	37.5
Middle	1112	20.6
Rich	2260	41.9

Table 3. Bivariate logistic regression analysis of selected background and socio-economic characteristics of men aged 50 years and above by their sexual behaviour.

	Condom use		Multiple sexual partners
Variables	UOR	CI	UOR	CI
Multiple sexual partners
No	1	–	n/a	–
Yes	6.29*	4.89–8.09	–	–
HIV Prevention/transmission knowledge
Low	1	–	1	–
Medium	3.45*	1.72–6.94	1.51*	1.03–2.21
High	4.33*	2.17–8.65	1.56*	1.07–2.28
Ever been tested for HIV
No	1	–	1	–
Yes	3.26*	2.57–4.12	1.82*	1.51–2.20
Age	1.04*	1.00–1.08	1.03*	1.00–1.06
Place of residence
Urban	1	–	1	–
Rural	0.50*	0.40–0.63	0.66*	0.54–0.79
Religion
Catholics	1	–	1	–
Other Christians	1.04	0.79–1.37	0.77*	0.62–0.96
Muslim	0.41*	0.29–0.58	0.29*	0.22–0.39
Other	1.23	0.84–1.79	0.81	0.59–1.11
Age at 1st Intercourse	1.01	0.99–1.04	0.95*	0.93–0.98
Type of marriage
Monogamy	1	–	1	–
Polygamy	0.45*	0.31–0.65	0.95	0.73–1.24
Education level
No education	1	–	1	–
Primary	3.98	2.67–5.92	2.23*	1.72–2.90
Secondary+	6.54*	4.35–9.83	3.17*	2.40–4.19
Wealth index
Poor	1	–	1	–
Middle	1.81*	1.27–2.59	1.22	0.94–1.59
Rich	2.77*	2.07–3.69	1.53*	0.07–0.15

Significant at *p < .05.

Note: n/a, not applicable; UOR, unadjusted odds ratios; CI, confidence interval.

Table 4. Multivariate logistic regression analysis assessing the relationship between all the selected characteristics and sexual behaviour in SSA.

	Condom use		Multiple sexual partners
Variables	AOR	CI	AOR	CI
Multiple sexual partners
No	1	–	n/a	–
Yes	4.33*	3.11–6.03	–	–
HIV prevention/transmission knowledge
Low	1	–	1	–
Medium	2.02	0.77–5.27	1.22	0.69–2.16
High	1.85	0.71–4.83	1.10	0.62–1.95
Ever been tested for HIV
No	1	–	1	–
Yes	2.02*	1.51–2.70	1.41*	1.11–1.81
Age	0.97	0.92–1.02	1.04*	1.00–1.10
Place of residence
Urban	1	–	1	–
Rural	0.89	0.64–1.25	0.72*	0.54–0.97
Religion
Catholics	1	–	1	–
Other Christians	1.07	0.67–1.73	0.75*	0.57–0.98
Muslim	1.54	0.98–2.48	0.46*	0.31–0.69
Other	1.56	0.98–2.48	0.65*	0.42–0.99
Age at 1st Intercourse	1.05**	1.02–1.08	0.97*	0.94–1.00
Type of marriage
Monogamy	1	–	1	–
Polygamy	0.68	0.45–1.04	1.35	0.99–1.82
Education level
No education	1	–	1	–
Primary	4.48***	2.28–8.81	1.34	0.92–1.94
Secondary+	5.95***	2.94–12.05	1.82*	1.20–2.77
Wealth index
Poor	1	–	1	–
Middle	1.31	0.84–2.04	1.05	0.74–1.47
Rich	1.16	0.75–1.79	0.79	0.56–1.12

Significant at *p < .05.

Note: n/a, not applicable; AOR, adjusted odds ratio; CI, confidence interval.