Table 1 Baseline sociodemographic characteristics and risk factors for cervical disease at enrolment
| Â | No. of subjects (%) | |||
|---|---|---|---|---|
| Â | HIV negative | HIV positive | ||
| Â | Cryotherapy arm, (n = 271) | Control arm, (n = 269) | Cryotherapy arm, (n = 38) | Control arm, (n = 34) |
Age, years: | Â | Â | Â | Â |
   35-39 | 110 (40.6) | 114 (42.4) | 19 (50.0) | 21 (61.8) |
   40-49 | 124 (45.8) | 116 (43.1) | 18 (47.4) | 9 (26.5) |
   50-65 | 37 (13.7) | 39 (14.5) | 1 (2.6) | 4 (11.8) |
Education: | Â | Â | Â | Â |
   No school | 28 (10.3) | 28 (10.4) | 3 (7.9) | 3 (8.8) |
   Some primary school | 103 (38.0) | 98 (36.4) | 13 (34.2) | 11 (32.4) |
   Some high school | 108 (39.9) | 103 (38.3) | 17 (44.7) | 13 (38.2) |
   High school graduate | 32 (11.8) | 40 (14.9) | 5 (13.2) | 7 (20.6) |
Currently employed | 73 (26.9) | 70 (26.0) | 10 (26.3) | 3 (8.8) |
Married | 141 (52.0) | 150 (55.8) | 13 (34.2) | 12 (35.3) |
Age < 16 years at first sexual intercourse | 98 (36.2) | 102 (37.9) | 12 (31.6) | 13 (38.2) |
≥ 5 Lifetime sex partners | 84 (31.0) | 82 (30.5) | 17 (44.7)a | 24 (70.6)a |
≥ 2 Sex partners during previous month | 3 (1.1) | 4 (1.5) | 1 (2.6) | 1 (2.9) |
Current smoker | 21 (7.8) | 19 (7.1) | 6 (15.8) | 4 (11.8) |
Current contraceptive use: | Â | Â | Â | Â |
   Injectable | 57 (21.0) | 44 (16.4) | 10 (26.3) | 9 (26.5) |
   Oral | 10 (3.7) | 5 (1.9) | 0 | 2 (5.9) |
No. of live births: | Â | Â | Â | Â |
   None | 5 (1.9) | 10 (3.7) | 0 | 3 (8.8) |
   1-4 | 181 (66.8) | 184 (68.4) | 29 (76.3) | 24 (70.6) |
   ≥ 5 | 85 (31.4) | 75 (27.9) | 9 (23.7) | 7 (20.6) |
Cytologic abnormality (ASCUS or greater) | 15 (5.5) | 20 (7.4) | 2 (5.3) | 3 (8.8) |
Chlamydia trachomatis or Neisseria gonorrhoeae | 16 (5.9) | 13 (4.8) | 6 (15.8) | 2 (5.9) |
Trichomonas vaginalis | 30 (11.1) | 25 (9.3) | 3 (7.9) | 4 (11.8) |