Research Article
Bacterial Vaginosis, Educational Level of Pregnant Women, and Preterm Birth: A Case-Control Study
Table 3
Analysis of risk factors leading to preterm labor activity.
| | Variable | Number (%) | OR | 95% CI | P value | | Total | Preterm | In term |
| | BV present | 35 (23.3) | 24 (32) | 11 (14.6) | 2.73 | 1.22–6.11 | 0.013
| | Positive history of preterm labor in previous pregnancies | 23 (15.3) | 20 (26.6) | 3 (4) | 9.60 | 2.70–34.04 | 0.0005 | | Low education level (elementary school) | 95 (63.3) | 60 (8) | 35 (46.6) | 6.00 | 2.65–13.5 | <0.0001 | | High education level (high school and university graduates) | 55 (36.6) | 20 (26.6) | 35 (46.6) | 0.40 | 0.19–0.80 | 0.01 |
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