Table 1.
Demographic and perinatal characteristics of study population
| Characteristic | No. (%) | |
|---|---|---|
| Gender | Female | 274 (48.6%) |
| Male | 290 (51.4%) | |
| Birth weight (mean± SD) | 1179.26±258.04 | |
| < = 750 | 42 (7.4%) | |
| 751-1000 | 105 (18.6%) | |
| 1001-1250 | 153 (27.1%) | |
| 1251-1500 | 264 (46.8%) | |
| Gestational age (Weeks; mean± SD) | 29.68±2.58 | |
| ≤28 | 196 (34.8%) | |
| 29-32 | 301 (53.4%) | |
| 33-36 | 62 (11%) | |
| ≥ 37 | 5 (0.9%) | |
| Delivery mode | Cesarean | 416 (73.8%) |
| Vaginal | 148 (26.2%) | |
| Primigravida | No | 241 (42.7%) |
| Yes | 323 (57.3%) | |
| Plurality | Singleton | 334 (59.2%) |
| Twin | 123 (21.8%) | |
| Triple and more | 107 (19.0%) | |
| Place of birth | Inborn | 471 (83.5%) |
| Outborn | 93 (16.5%) | |
| Maternal age (Years; mean± SD) | 28.27±6.03 | |
| Antenatal steroid | 562 (99.6%) | |
| Maternal disease | 332 (58.9%) | |
| Preeclampcia | 125 (22.2%) | |
| Premature rupture of membranes | 49 (8.7%) | |
| Prolonged labor | 33 (5.9%) | |
| Infertility | 133 (23.6%) | |
| Chorioamnionitis | 11 (2%) | |
| Abruption placenta | 59 (10.5%) | |
| Apgar score at one minute (mean± SD) | 6.36±2.07 | |
| Apgar score at five minute (mean± SD) | 7.86±1.7 | |
| Apgar score | ≥6 | 388 (68.8%) |
| <6 | 176 (31.2%) | |
| Resuscitation at birth | 246 (43.6%) | |
| Surfactant therapy | 366 (64.9%) | |
| Mechanical ventilation only | 38 (6.7%) | |
| Duration of mechanical ventilation (mean± SD) | 0.56±4.02 | |
| Duration of hospital stay (mean± SD) | 29.72±23.60 | |
| Age at time of discharge.median (Min-Max) | 32d; (1-185d) | |
| Age at time of death, median (Min-Max) | 4d; (1-75d) | |
| Outcome | Age of regain birth weight; Median (Min-Max) | 15d; (1-84d) |
| Survive | 400 (70.9%) | |
| Death | 164 (29.1%) |