Table 1 Sociodemographic and behavioral characteristics and self-reported HIV self-testing status among adolescents and adults aged 15–64 years (N = 30,384) – who participated in the 2018 Kenya Population-Based HIV Impact Assessment (KENPHIA)
Total | Ever self-tested | Never self-tested | P-value | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Characteristic | n | % | 95% CI | n | % | 95% CI | n | % | 95% CI | |
Total | 23,581 | 937 | 4.0 | (3.7–4.6)a | 22,644 | |||||
Sex | 0.082 | |||||||||
Male | 8945 | 44.9 | (44.5—45.3) | 407 | 48.7 | (44.1—53.3) | 8538 | 44.8 | (44.3—45.2) | |
Female | 14,636 | 55.1 | (54.7—55.5) | 530 | 51.3 | (46.7—55.9) | 14,106 | 55.2 | (54.8—55.7) | |
Residence | < 0.001 | |||||||||
Urban | 9322 | 40.4 | (38.4—42.4) | 480 | 50.8 | (45.3—56.2) | 8842 | 40.0 | (37.9—42.0) | |
Rural | 14,259 | 59.6 | (57.6—61.6) | 457 | 49.2 | (43.8—54.7) | 13,802 | 60.0 | (58.0—62.1) | |
Age, years | < 0.001 | |||||||||
15–19 | 2638 | 12.3 | (11.9—12.7) | 68 | 7.3 | (5.2—9.4) | 2570 | 12.5 | (12.1—12.9) | |
20–24 | 3493 | 17.3 | (17.0—17.5) | 198 | 25.7 | (22.3—29.0) | 3295 | 16.9 | (16.6—17.2) | |
25–29 | 3628 | 17.1 | (16.8—17.3) | 209 | 24.6 | (21.2—28.0) | 3419 | 16.7 | (16.4—17.0) | |
30–34 | 3675 | 15.0 | (14.8—15.2) | 153 | 14.0 | (10.9—17.1) | 3522 | 15.0 | (14.8—15.3) | |
35–39 | 2749 | 12.0 | (11.8—12.2) | 97 | 9.9 | (7.7—12.1) | 2652 | 12.1 | (11.8—12.3) | |
40–49 | 4099 | 15.5 | (15.3—15.8) | 135 | 11.4 | (9.1—13.8) | 3964 | 15.7 | (15.4—16.0) | |
50 + | 3299 | 10.9 | (10.7—11.1) | 77 | 7.0 | (5.1—8.9) | 3222 | 11.1 | (10.9—11.3) | |
Education | < 0.001 | |||||||||
No primary | 1859 | 5.4 | (4.8—6.0) | 41 | 3.2 | (2.1—4.3) | 1818 | 5.5 | (4.8—6.1) | |
Incomplete Primary | 11,147 | 43.8 | (42.6—45.1) | 297 | 27.7 | (23.9—31.6) | 10,850 | 44.5 | (43.3—45.8) | |
Complete Primary | 7283 | 34.5 | (33.3—35.6) | 286 | 30.1 | (26.6—33.7) | 6997 | 34.6 | (33.5—35.8) | |
Secondary | 3274 | 16.3 | (15.1—17.5) | 313 | 38.9 | (34.3—43.5) | 2961 | 15.4 | (14.2—16.5) | |
Marital status | 0.033 | |||||||||
Never married | 5820 | 43.7 | (42.6—44.7) | 277 | 50.0 | (44.9—55.1) | 5543 | 43.4 | (42.3—44.4) | |
Monogamous | 5017 | 37.2 | (36.2—38.2) | 226 | 32.7 | (27.9—37.5) | 4791 | 37.4 | (36.4—38.4) | |
Polygamous | 340 | 2.0 | (1.7—2.4) | 17 | 2.4 | (0.8—3.9) | 323 | 2.0 | (1.7—2.4) | |
Divorced / separated | 1869 | 11.6 | (10.9—12.3) | 86 | 11.3 | (8.1—14.5) | 1783 | 11.6 | (10.9—12.3) | |
Widowed | 1122 | 5.5 | (5.1—5.9) | 30 | 3.6 | (1.9—5.3) | 1092 | 5.6 | (5.2—6.0) | |
Wealth | < 0.001 | |||||||||
Lowest | 5348 | 17.7 | (16.2—19.1) | 117 | 9.4 | (7.2—11.5) | 5231 | 18.0 | (16.6—19.5) | |
Second | 5130 | 20.7 | (19.5—21.9) | 150 | 15.1 | (12.1—18.2) | 4980 | 21.0 | (19.8—22.2) | |
Middle | 5122 | 21.1 | (19.9—22.2) | 200 | 20.9 | (17.0—24.7) | 4922 | 21.1 | (19.9—22.2) | |
Fourth | 4684 | 20.7 | (19.0—22.3) | 238 | 23.1 | (19.0—27.2) | 4446 | 20.6 | (18.9—22.2) | |
Highest | 3294 | 19.8 | (17.9—21.7) | 232 | 31.5 | (25.2—37.9) | 3062 | 19.3 | (17.4—21.2) | |
Sex ≤ 12 months | < 0.001 | |||||||||
Yes | 16,985 | 72.8 | (71.8—73.7) | 734 | 78.6 | (74.9—82.4) | 16,251 | 72.5 | (71.6—73.4) | |
No | 6596 | 27.2 | (26.3—28.2) | 203 | 21.4 | (17.6—25.1) | 6393 | 27.5 | (26.6—28.4) | |
Lifetime sexual partners | < 0.001 | |||||||||
0 partners | 1513 | 7.8 | (7.3—8.3) | 31 | 4.0 | (2.2—5.8) | 1482 | 8.0 | (7.4—8.5) | |
1 partner | 8002 | 32.8 | (31.6—33.9) | 276 | 29.5 | (25.4—33.7) | 7726 | 32.9 | (31.7—34.1) | |
2 or more | 12,505 | 59.4 | (58.2—60.7) | 558 | 66.5 | (62.2—70.8) | 11,947 | 59.1 | (57.9—60.4) | |
Age at the first sexual encounterb | 0.022 | |||||||||
< 15 | 2737 | 13.6 | (12.9—14.3) | 112 | 13.3 | (10.5—16.1) | 2625 | 13.6 | (12.9—14.3) | |
15–19 | 12,337 | 58.3 | (57.3—59.3) | 500 | 55.4 | (50.8—60.0) | 11,837 | 58.4 | (57.4—59.5) | |
20–24 | 4700 | 22.6 | (21.7—23.6) | 212 | 27.4 | (22.8—31.9) | 4488 | 22.4 | (21.4—23.4) | |
25 + | 1215 | 5.5 | (5.0—6.0) | 44 | 3.9 | (2.6—5.3) | 1171 | 5.6 | (5.0—6.1) | |