Table 3.
Baseline characteristics of persons screened for the Kisumu Incidence Cohort Study, Kisumu, Kenya, 2007–2008, by enrollment status (N = 846)
| Characteristic | Screened and enrolled (N=625)a n (%) |
Screened and not enrolled (N=221)a n (%) |
p-value | Total screened (N=846)a n(%) |
|---|---|---|---|---|
| Demographic characteristics | ||||
| Age range (years)† | 0.006 | |||
| 18–24 | 485 (78) | 150 (68) | 635 (75) | |
| 25–29 | 103 (16) | 46 (21) | 149 (17) | |
| 30–34 | 37 (6) | 25 (11) | 62 (7) | |
| Gender† | <0.001 | |||
| Female | 278 (44) | 146 (66) | 424 (50) | |
| Male | 347 (56) | 75 (34) | 422 (50) | |
| Marital status | <0.001 | |||
| Single/Never married | 407 (65) | 108 (50) | 515 (61) | |
| Not married, but living as married | 55 (9) | 17 (8) | 72 (9) | |
| Married | 144 (23) | 70 (32) | 214 (25) | |
| Separated/Divorced | 14 (2) | 14 (6) | 28 (3) | |
| Widowed | 4 (1) | 9 (4) | 13 (2) | |
| District of residence | 0.831 | |||
| Kisumu | 611 (98) | 218 (99) | 829 (98) | |
| Vihiga | 6 (1) | 1(0) | 7 (1) | |
| Nyando | 8 (1) | 2 (1) | 10 (1) | |
| Ethnic group or tribe | 0.336 | |||
| Luo | 527 (84) | 182 (83) | 709 (84) | |
| Luhya | 55 (9) | 25 (11) | 80 (9) | |
| Kisii | 28 (4) | 5 (2) | 33 (4) | |
| Kikuyu | 5 (1) | 4 (2) | 9 (1) | |
| Maasai | 1 (0) | 0 (0) | 1 (0) | |
| Other | 9 (1) | 4 (2) | 13 (2) | |
| Language chosen for ACASI interview† | <.001 | |||
| English | 352 (56) | 76 (34) | 428 (51) | |
| Kiswahili | 82 (13) | 41 (19) | 123 (15) | |
| Dholuo | 191 (31) | 104 (47) | 295 (35) | |
| Religion | 0.153 | |||
| Roman Catholic | 226 (36) | 92 (42) | 318 (38) | |
| Protestant/other Christian | 290 (46) | 80 (36) | 370 (44) | |
| Muslim | 21 (3) | 6 (3) | 27 (3) | |
| Nomiyab | 31 (5) | 14 (6) | 45 (5) | |
| No religion | 17 (3) | 8 (4) | 25 (3) | |
| Other | 40 (6) | 20 (9) | 60 (7) | |
| Education | ||||
| Currently a student- n (%) yes | 187 (30) | 41 (19) | 0.001 | 228 (27) |
| Ever attended school- n (%) yes | 601 (96) | 202 (92) | 0.005 | 803 (95) |
| Highest level of schooling completed | <0.001 | |||
| No school | 22 (4) | 18 (8) | 40 (5) | |
| Primary | 136 (22) | 78 (35) | 214 (25) | |
| Secondary | 240 (39) | 71 (32) | 311 (37) | |
| Technical training | 51 (8) | 12 (5) | 63 (7) | |
| College | 160 (26) | 40 (18) | 200 (24) | |
| University | 13 (2) | 1 (0) | 14 (2) | |
| Employment | ||||
| Currently working | 296 (47) | 108 (49) | 0.673 | 404 (48) |
| Main type of work | 0.823 | |||
| No work | 328 (53) | 112 (51) | 440 (52) | |
| Farmer | 22 (4) | 6 (3) | 28 (3) | |
| Salaried | 17 (3) | 5 (2) | 22 (3) | |
| Casual worker | 87 (14) | 30 (14) | 117 (14) | |
| Self-employed | 101 (16) | 45 (21) | 146 (17) | |
| Homemaker | 46 (7) | 16 (7) | 62 (7) | |
| Other | 21 (3) | 5 (2) | 26 (3) | |
| Earned < minimum wage in the last 30 Daysc |
568 (94) | 194 (94) | 0.944 | 762 (94) |
| Migration history | ||||
| Moved for ≥ 3 months within past 2 years- n (%) yes | 194 (31) | 68 (31) | 0.940 | 262 (31) |
| Moved within the last 3 months- n (%) yes | 72 (12) | 30 (14) | 0.420 | 102 (12) |
| Longest time out of town in the last 3 months | 0.002 | |||
| None | 189 (31) | 93 (44) | 282 (34) | |
| <1 week | 236 (39) | 56 (27) | 292 (36) | |
| Between 1 week and 1 month | 89 (15) | 30 (14) | 119 (14) | |
| >1 month | 96 (16) | 32 (15) | 128 (16) | |
| Motivation for participation | ||||
| Free medical care for sexually transmitted infections and common illness- n (%) yes |
490 (79) | 178 (81) | 0.431 | 668 (79) |
| Incentives- n (%) yes | 228 (37) | 101 (46) | 0.015 | 329 (39) |
|
Circumcision, HIV and Sexually Transmitted Infections |
||||
| Circumcised (males only) - n (%) yes | 161 (47) | 28 (38) | 0.142 | 189 (46) |
| HIV-1 - n (%) positive HSV-2 – n (%) positive |
0 (0) 141 (24) |
125 (57) 105 (53) |
N/A <0.001 |
125 (15) 246 (32) |
| Chlamydia – n (%) positive | 19 (3) | 5 (2) | 0.550 | 24 (3) |
| Gonorrhea- n(%) positive Syphilis – n (%) positive |
10 (2) 6 (1) |
10 (5) 8 (4) |
0.014 0.008 |
20 (2) 14 (2) |
a
N for certain individual questions and laboratory results do not add up to total as some participants had missing data
b
Religion of the predominant Luo ethnic group in the area (38)
c
Less than Kenya Shillings 6130 earned in the last 30 days
†
Independently associated with enrollment in multivariable analysis.