TABLE 1.
Characteristics of study patients and their neonates
| Characteristic | Unit | Mean | SD | No. of patients |
|---|---|---|---|---|
| Maternal age | yr | 30.0 | 6.85 | 44 |
| Maternal wt | kg | 79.4 | 13.9 | 43 |
| Body mass index | kg/m2 | 29.4 | 5.3 | 43 |
| Edema (none/around the ankle/up to knee) | 29/12/3 | |||
| Leukocytes | 109/liter | 12.8 | 5.14 | 44 |
| Creatinine | μmol/liter | 47.4 | 11.5 | 44 |
| Amenorrhea | wk | 36 6/7 | 2.7 | 44 |
| Nulliparity | 22 | |||
| Twin pregnancy | 3 | |||
| Mode of delivery (vaginal/vacuum extraction/emergency cesarean delivery) | 23/1/3a | |||
| Placental wt | g | 546.5 | 165.0 | 40 |
| Birth wt of neonate | g | 2,887.4 | 627.9 | 46 |
| Apgar score at: | ||||
| 1 min | 8.7 | 1.05 | 41 | |
| 5 min | 9.6 | 0.84 | 41 | |
| 10 min | 9.8 | 0.59 | 40 |
a
Only patients from whom umbilical cord serum was obtained.