Table 1 Distribution of various categorical variables: age, sexual behaviour and CD4 count
Variable | N | Percentage (95 % CI) |
|---|---|---|
Age group: | ||
  > 30 years | 54 | 73.0 % (61.4–82.6) |
  ≤ 30 years | 20 | 27.0 % (17.4–38.6) |
Sexual behaviour: | ||
 First sexual encounter <15 years old | 29 | 60.4 % (52.7–74.2) |
 First sexual encounter > =15 years old | 19 | 39.6 % (25.8–54.7) |
  > 6 sexual partners | 7 | 12.1 % (5.0–23.3) |
  ≤ 5 sexual partners | 51 | 87.9 % (76.7–95.0) |
 Regular use of condom | 10 | 18.2 % (9.1–30.9) |
 No regular use of condom | 45 | 81.8 % (71.3–92.3) |
CD4 count: | ||
 CD4 count <200 cells/μl | 26 | 35.1 % (24.0–46.3) |
 CD4 count ≥200 cells/μl | 48 | 64.9 % (69.1–91.0) |
 CD4 count <350 cells/μl | 52 | 70.3 % (58.5–80.3) |
 CD4 count ≥350 cells/μl | 22 | 29.7 % (19.1–40.4) |