Table 1.
Variable definitions
| Variable | Categories |
|---|---|
| Maternal age | ≤39 years of age, 40–44 years of age, ≥45 years of age |
| Civil status | Married/cohabiting, Single |
| Employment | Unemployed/student/other, Full time employment, Part time employment |
| Maternal BMI | Normal, Underweight, Overweight, Obese |
| Tobacco use | No, Yes |
| Chronic illness | No, Yes |
| ART | No, Yes |
| Pre-eclampsia/eclampsia | No, Yes |
| Gestational diabetes | No, Yes |
| Gestational hypertension | No, Yes |
| Premature contractions | No, Yes |
| Infection during pregnancy | No, Yes |
| Haemmorhage (pre-, intra-, and post-partum) | No, Yes |
| Paracervical block | No, Yes |
| Pethidine | No, Yes |
| Pudendal block | No, Yes |
| Epidural | No, Yes |
| Mode of delivery | Normal delivery, Elective caesarean, Emergency caesarean, Instrumental delivery |
| Gestational age | Very preterm, < 32 weeks, Preterm, 32–36 weeks, At term, 37–42 weeks, Post term, > 42 weeks |
| Birthweight | Normal birthweight, > = 2500 g, Low birthweight, 1500-2499 g, Very low birthweight, < 1500 g |
| Size for gestational age | Appropriate for gestational age (AGA), Small for gestational age (SGA), Large for gestational age (LGA) |
| Apgar, 5 min | 0–6, 7–10 |
| Apgar, 10 min | 0–6, 7–10 |
| Child’s health at delivery | Healthy – Yes, Healthy – No |
| Neonatal survival | 0–27 days, > = 28 days |