Table 3.
Incidence of unwanted pregnancies and socio-demographic factors among 682 HIV-infected women interviewed between November 2011 and May 2012 in an HIV clinic in Kinshasa with at least one follow-up visit
| Incidence rate (95% CI)/ 100 women-years | Rate Ratio | |||
|---|---|---|---|---|
| Characteristics | Person-months (cases)a | Crude (95%CI) | Adjusted (95%CI) | |
| Age in years: median (IQR) in | 390.78 (21) | 5.78 (3.59, 9.29) | 0.34 (0.16, 0.71) | 0.29 (0.10, 0.85) |
| Number of live children: n (%) | 390.78 (21) | 5.78 (3.59, 9.29) | 0.87 (0.68, 1.11) | 1.02 (0.72, 1.45) |
| Marital status: n (%) | ||||
| Married or cohabiting | 270.23 (14) | 5.18 (3.07, 8.75) | 1 | 1 |
| Single/divorced/widow/separated | 118.63 (7) | 5.90 (2.81, 12.38) | 1.14 (0.46, 2.82) | 1.73 (0.44, 6.82) |
| Partner's HIV status: n (%) | ||||
| Not infected | 79.04 (6) | 7.59 (3.41, 16.90) | 1 | 1 |
| Infected | 101.11 (3) | 2.97 (0.96, 9.20) | 0.39 (0.10, 1.56) | 0.38 (0.09, 1.57) |
| Don't know | 114.12 (8) | 7.01 (3.51, 14.02) | 0.92 (0.32, 2.66) | 0.85 (0.23, 3.14) |
| SharedHIV status with partner: n (%) | ||||
| Yes | 95 (10) | 5.02 (2.70, 9.33) | 1 | 1 |
| No | 199.26 (7) | 7.37 (3.51, 15.46) | 1.47 (0.56, 3.86) | 1.08 (0.29, 4.09) |
| Time since enrollment: median (IQR) in monthsa | 390.78 (21) | 5.78 (3.59, 9.29) | 1.00 (0.98, 1.03) | 1.02 (0.99, 1.05) |
| Modern contraceptive method b | ||||
| Yes | 140.9 (7) | 4.97 (2.37, 10.42) | 1 | 1 |
| No | 249.88 (14) | 5.60 (3.32, 9.46) | 1.13 (0.46, 2.79) | 1.31 (0.43, 4.00) |
IQR = interquartile range.
a
Time between the date of enrollment at the clinic and the interview.
b
Reported to always use a condom or to be using either an IUD, an implant, injectables, oral contraceptive pills, or diaphragm/spermicides.