TABLE 1.
Select Demographic, Behavioral, and Biologic Characteristics of Persons Aged 15–64 Years by Sample Type Kenya AIDS Indicator Survey 2012
| Interview Sample: Interviewed and Did Not Provide a Blood Sample (N = 2094)
|
Serologic Sample: Interviewed and Provided a Blood Sample (N = 11,626)
|
P* | |||
|---|---|---|---|---|---|
| Total
|
Total
|
||||
| Unweighted, N† | Weighted % (95% CI) | Unweighted, N† | Weighted % (95% CI) | ||
| Sociodemographic characteristics | |||||
| Sex | 0.208 | ||||
| Men | 930 | 50.3 (48.0 to 52.6) | 4836 | 48.7 (47.6 to 49.8) | |
| Women | 1164 | 49.7 (47.4 to 52.0) | 6790 | 51.3 (50.2 to 52.4) | |
| Age group, yrs | 0.007 | ||||
| 15–19 | 381 | 18.3 (16.1 to 20.5) | 1912 | 16.5 (15.5 to 17.5) | |
| 20–24 | 342 | 15.9 (14.3 to 17.6) | 1907 | 16.3 (15.4 to 17.3) | |
| 25–29 | 355 | 17.8 (15.9 to 19.7) | 1786 | 15.2 (14.3 to 16.1) | |
| 30–34 | 273 | 13.5 (11.8 to 15.2) | 1424 | 12.1 (11.4 to 12.9) | |
| 35–39 | 194 | 9.2 (7.8 to 10.7) | 1222 | 10.6 (10.0 to 11.3) | |
| 40–44 | 177 | 8.1 (6.7 to 9.5) | 985 | 8.6 (8.0 to 9.2) | |
| 45–49 | 134 | 6.1 (4.8 to 7.4) | 715 | 6.3 (5.8 to 6.8) | |
| 50–54 | 110 | 5.1 (4.0 to 6.3) | 735 | 6.3 (5.8 to 6.8) | |
| 55–59 | 74 | 3.4 (2.4 to 4.3) | 523 | 4.5 (4.0 to 5.0) | |
| 60–64 | 54 | 2.6 (1.8 to 3.5) | 417 | 3.6 (3.1 to 4.0) | |
| Highest educational attainment | 0.101 | ||||
| No primary education | 240 | 8.6 (6.5 to 10.8) | 1338 | 7.0 (5.8 to 8.3) | |
| Incomplete primary education | 172 | 7.1 (5.6 to 8.6) | 988 | 7.6 (6.7 to 8.6) | |
| Completed primary education | 622 | 30.4 (27.6 to 33.2) | 3694 | 32.6 (31.2 to 34.1) | |
| Completed secondary education or higher | 1060 | 53.9 (50.6 to 57.2) | 5606 | 52.7 (50.9 to 54.4) | |
| Region | <0.001 | ||||
| Nairobi | 431 | 17.5 (14.6 to 20.4) | 1314 | 9.8 (8.7 to 10.9) | |
| Central | 157 | 9.3 (5.9 to 12.6) | 1423 | 13.9 (12.2 to 15.6) | |
| Coast | 203 | 10.2 (7.4 to 13.1) | 1462 | 9.1 (7.7 to 10.5) | |
| Eastern North | 224 | 14.3 (11.0 to 17.6) | 1061 | 1.1 (0.9 to 1.4) | |
| Eastern South | 193 | 12.3 (8.8 to 15.8) | 1260 | 14.3 (12.6 to 16.0) | |
| North Rift | 159 | 1.0 (0.7 to 1.3) | 1031 | 14.2 (11.4 to 17.0) | |
| Nyanza | 204 | 14.3 (10.5 to 18.1) | 1631 | 14.7 (12.8 to 16.7) | |
| South Rift | 273 | 11.1 (8.6 to 13.6) | 1036 | 12.0 (9.9 to 14.0) | |
| Western | 250 | 10.1 (6.4 to 13.8) | 1408 | 10.8 (9.2 to 12.4) | |
| Residence | 0.003 | ||||
| Rural | 1137 | 56.4 (51.7 to 61.1) | 7501 | 64.1 (61.5 to 66.7) | |
| Urban | 957 | 43.6 (38.9 to 48.3) | 4125 | 35.9 (33.3 to 38.5) | |
| Wealth index | |||||
| Poorest | 416 | 18.2 (14.8 to 21.7) | 2434 | 19.4 (16.7 to 22.1) | |
| Second | 360 | 17.2 (14.7 to 19.8) | 2497 | 21.5 (19.5 to 23.4) | |
| Third | 357 | 18.4 (15.3 to 21.5) | 2318 | 20.1 (18.2 to 22.0) | |
| Fourth | 403 | 19.4 (16.2 to 22.7) | 2177 | 19.3 (17.1 to 21.4) | |
| Richest | 558 | 26.7 (22.2 to 31.1) | 2200 | 19.8 (17.1 to 22.5) | |
| Marital status | 0.002 | ||||
| Never married/never cohabited | 699 | 33.8 (31.2 to 36.5) | 3291 | 29.4 (28.1 to 30.8) | |
| Ever widowed | 137 | 5.3 (4.3 to 6.3) | 894 | 7.0 (6.4 to 7.6) | |
| Separated or divorced | 110 | 5.5 (4.3 to 6.7) | 739 | 6.1 (5.5 to 6.7) | |
| Currently married or cohabiting—polygamous | 113 | 5.0 (3.7 to 6.3) | 753 | 5.8 (5.0 to 6.5) | |
| Currently married or cohabiting—monogamous | 1029 | 50.3 (47.6 to 53.1) | 5945 | 51.7 (50.3 to 53.1) | |
| Behavioral indicators | |||||
| Ever had sexual intercourse | 0.029 | ||||
| No | 320 | 14.8 (12.8 to 16.8) | 1507 | 12.6 (11.7 to 13.6) | |
| Yes | 1766 | 85.2 (83.2 to 87.2) | 10,097 | 87.4 (86.4 to 88.3) | |
| Lifetime number of partners | <0.001 | ||||
| 1 | 611 | 31.9 (29.3 to 34.5) | 3263 | 28.9 (27.5 to 30.3) | |
| 2–3 | 597 | 33.6 (31.1 to 36.1) | 3575 | 35.3 (34.1 to 36.6) | |
| 4+ | 389 | 24.4 (21.9 to 26.9) | 2550 | 29.2 (27.8 to 30.6) | |
| Do not know | 159 | 10.1 (8.0 to 12.2) | 620 | 6.6 (5.6 to 7.5) | |
| Sexually active in the past 12 mo | 0.003 | ||||
| No | 687 | 31.9 (29.2 to 34.6) | 3420 | 27.7 (26.4 to 29.0) | |
| Yes | 1407 | 68.1 (65.4 to 70.8) | 8206 | 72.3 (71.0 to 73.6) | |
| No. partners in the past 12 mo | 0.657 | ||||
| 1 | 1241 | 89.0 (86.9 to 91.1) | 7290 | 88.5 (87.6 to 89.4) | |
| 2+ | 138 | 11.0 (8.9 to 13.1) | 830 | 11.5 (10.6 to 12.4) | |
| Used a condom with last partner in the past 12 mo‡ | 0.297 | ||||
| No | 1146 | 82.3 (79.7 to 84.9) | 6886 | 83.7 (82.6 to 84.8) | |
| Yes | 240 | 17.7 (15.1 to 20.3) | 1256 | 16.3 (15.2 to 17.4) | |
| HIV risk perception | 0.005 | ||||
| No risk | 866 | 46.4 (43.5 to 49.3) | 4213 | 42.1 (40.1 to 44.0) | |
| Low risk | 711 | 40.5 (37.3 to 43.8) | 4240 | 43.0 (40.9 to 45.1) | |
| Moderate risk | 169 | 9.8 (8.2 to 11.4) | 1023 | 10.0 (9.1 to 10.8) | |
| Great risk | 57 | 3.3 (2.3 to 4.2) | 457 | 5.0 (4.4 to 5.5) | |
| Most-at-risk behaviors | |||||
| Ever injected drugs for pleasure | 0.204 | ||||
| No | 2089 | 99.7 (99.4 to 100) | 11,595 | 99.9 (99.9 to 100) | |
| Yes | 5 | 0.3 (0.0 to 0.6) | 9 | 0.1 (0.0 to 0.1) | |
| Ever had anal sex | 0.262 | ||||
| No | 1744 | 98.6 (97.9 to 99.2) | 9897 | 98.1 (97.7 to 98.5) | |
| Yes | 22 | 1.4 (0.8 to 2.1) | 189 | 1.9 (1.5 to 2.3) | |
| Ever received money, gifts, or goods in exchange for sex | 0.945 | ||||
| No | 1699 | 96.2 (95.2 to 97.2) | 9613 | 96.2 (95.7 to 96.7) | |
| Yes | 67 | 3.8 (2.8 to 4.8) | 381 | 3.8 (3.3 to 4.3) | |
| Ever gave money, gifts, or goods in exchange for sex (men only) | 0.448 | ||||
| No | 664 | 83.8 (80.3 to 87.2) | 3385 | 82.2 (80.2 to 84.3) | |
| Yes | 121 | 16.2 (12.8 to 19.7) | 684 | 17.8 (15.7 to 19.8) | |
| Biologic indicators | |||||
| Reported STI symptoms in the past 12 mo | 0.001 | ||||
| No | 1703 | 96.4 (95.4 to 97.4) | 9484 | 94.2 (93.6 to 94.8) | |
| Yes | 63 | 3.6 (2.6 to 4.6) | 613 | 5.8 (5.2 to 6.4) | |
| Ever been tested for HIV | 0.895 | ||||
| No | 587 | 28.5 (26.2 to 30.8) | 3121 | 28.3 (26.7 to 30.0) | |
| Yes | 1484 | 71.5 (69.2 to 73.8) | 8463 | 71.7 (70.0 to 73.3) | |
| Been tested for HIV in the past 12 mo§ | <0.001 | ||||
| No | 562 | 38.1 (35.0 to 41.2) | 3778 | 45.1 (43.5 to 46.6) | |
| Yes | 905 | 61.9 (58.8 to 65.0) | 4625 | 54.9 (53.4 to 56.5) | |
| Self-reported HIV status§ | <0.001 | ||||
| HIV-positive | 29 | 2.1 (1.3 to 2.9) | 328 | 4.1 (3.4 to 4.8) | |
| HIV-negative | 1383 | 97.9 (97.1 to 98.7) | 7916 | 95.9 (95.2 to 96.6) | |
| Ever pregnant (women only) | <0.001 | ||||
| No | 299 | 26.5 (23.2 to 29.9) | 1338 | 21.2 (19.7 to 22.6) | |
| Yes | 799 | 73.5 (70.1 to 76.8) | 4939 | 78.8 (77.4 to 80.3) | |
| Currently pregnant (women only) | 0.685 | ||||
| No | 962 | 93.4 (91.7 to 95.1) | 5501 | 93.8 (93.0 to 94.6) | |
| Yes | 74 | 6.6 (4.9 to 8.3) | 365 | 6.2 (5.4 to 7.0) | |
| Circumcised (men only) | 0.687 | ||||
| No | 96 | 9.6 (7.1 to 12.1) | 441 | 9.1 (7.5 to 10.7) | |
| Yes | 834 | 90.4 (87.9 to 92.9) | 4395 | 90.9 (89.3 to 92.5) | |
| Male partner circumcised (women only) | 0.027 | ||||
| No | 406 | 34.0 (30.4 to 37.6) | 2008 | 29.9 (27.8 to 32.1) | |
| Yes | 758 | 66.0 (62.4 to 69.6) | 4782 | 70.1 (67.9 to 72.2) | |
*
P value based on Rao–Scott χ2 test. Statistically significant differences between are represented by P < 0.05.
†
Because of missing responses, totals vary between variables.
‡
Among persons who reported being sexually active in the past 12 months.
§
Among persons who had ever been tested for HIV.
NA, not applicable.