Table 5.
Bivariate and Multivariate Logistic Regression Analysis of Factors Associated with SSI After Cesarean Section at Public and Private Hospitals in Addis Ababa, Ethiopia, from July to September 2022 (N= 741)
| Variable | Category | SSI | COR (95% CI) | AOR (95% CI) | |
|---|---|---|---|---|---|
| Yes (%) | No (%) | ||||
| Age | 18–24 | 31 18.8% | 134 81.2% | 3.88 (1.45, 10.38) | 2.59 (0.72, 9.38) |
| 25–34 | 50 10.3% | 437 89.7% | 1.92 (0.74, 4.96) | 1.89 (0.55, 6.50) | |
| 35–49 | 5 5.6% | 84 94.4% | Reference | Reference | |
| HIVAIDS | Non-reactive | 79 11.0% | 641 89.0% | Reference | Reference |
| Reactive | 7 33.3% | 14 66.7% | 4.05 (1.59, 10.35) | 2.32 (0.58, 9.22) | |
| ANC booking start during pregnancy | <12 weeks | 24 8.1% | 272 91.9% | Reference | Reference |
| 12–28 weeks | 38 9.8% | 348 90.2% | 1.23 (0.72, 2.11) | 0.87 (0.49, 1.56) | |
| ≥28 weeks | 9 39.2% | 14 60.9% | 7.28 (2.85, 18.57) | 6.99 (2.09, 23.32)* | |
| Number of ANC visits | 1 time | 3 33.3% | 6 66.7% | 6.15 (1.48, 25.47) | 4.49 (0.74, 27.15) |
| 2–3 times | 30 24.2% | 94 75.8% | 3.59 (2.13, 6.06) | 3.11 (1.69, 5.75)* | |
| ≥4 times | 41 7.2% | 531 92.8% | Reference | Reference | |
| PROM | No | 65 10.1% | 580 89.9% | Reference | Reference |
| Yes | 18 21.4% | 66 78.6% | 2.43 (1.36, 4.35) | 2.10 (1.04, 4.24)* | |
| Number of vaginal examinations | No exam | 9 4.2% | 206 95.8% | Reference | Reference |
| 1–3 times | 26 11.1% | 209 88.9% | 2.84 (1.30, 6.22) | 2.68 (1.07, 6.13) | |
| ≥4 times | 51 17.5% | 240 82.5% | 4.86 (2.33, 10.12) | 3.06 (1.35, 6.92)* | |
| Chorioamnionitis | No | 83 11.7% | 629 88.3% | 1.06 (0 0.31, 3.58) | 0.99 (0.26, 3.85) |
| Yes | 3 11.1% | 24 88.9% | Reference | Reference | |
| Incision type | Transverse | 66 10.7% | 553 89.3% | 0.55 (0.32, 0.94) | 0.38 (0.20, 0.72)* |
| Vertical | 20 16.7% | 100 83.3% | Reference | Reference | |
| Previous cesarean section | No | 62 13.2% | 406 86.8% | Reference | Reference |
| Yes | 24 8.8% | 248 91.2% | 0.66 (0.41, 1.10) | 1.01 (0.47, 2.19) | |
| Postoperative hospital stay | ≤7day | 72 10.4% | 622 89.6% | Reference | Reference |
| >7day | 14 29.8% | 33 70.2% | 0.27 (0.13, 0.53) | 0.37 (0.15, 0.91)* | |
| Where the procedure was performed | Public hospital | 85 13.4% | 550 86.6% | 16.07 (2.21, 82.71) | 11.11 (1.48, 45.14)* |
| Private hospital | 1 1.0% | 104 99.0% | Reference | Reference | |
Note: *Statistically significant at p<0.05.
Abbreviations: COR/AOD, crude/adjusted odds ratio; CI, confidence interval; HIV, human immunodeficiency virus; ANC antenatal care PROM, premature rupture of membranes.