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Comparison of the means (sd) of obstetric characteristics of the case and control groups
| Variable | Cases (N = 42) | Controls (N = 42) | P | ||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Age (years) | 27 | 6 | 27 | 4 | 0.824 |
| GA (weeks) | 36.68 | 3.83 | 38.50 | 3.64 | 0.04 |
| Parity | 0.73 | 1.05 | 1.04 | 1.68 | 0.083 |
| Pre-pregnancy BMI (kg/m2) | 23.29 | 3.25 | 23.22 | 4.06 | 0.63 |
| Pregnancy BMI (Kg/m2) | 26.20 | 3.47 | 26.15 | 4.21 | 0.897 |
GA Gestational age, BMI Body mass index, SD Standard deviation, N Number
