| Characteristics | Groups | T-test | P-value | |
| Cases Mean (S.D) | Controls Mean (S.D) | |||
| Parity | 5.63 (±0.924) | 3.03 (±0.750) | 26.76 | 0.000 |
| Gestational Age (Weeks) | 38.40 (±1.475) | 38.64 (±1.338) | 1.476 | 0.141 |
| Maternal weight at delivery (kg) | 85.92 (±11.776) | 89.31 (±8.689) | 2.837 | 0.005 |
| Birth Weight (Kg) | 3.393 (±0.585) | 3.339 (±0.4670) | 0.894 | 0.372 |
| Packed cell volume (%) | 33.59 (±2.727) | 35.21 (±2.728) | 5.143 | 0.000 |