Table 3.
Mortality rates according to the disease/treatment characteristics in neonatal period
| Characteristic | Alive (n = 400) | Dead (n = 164) | OR | 95%CI | p-Value | |
|---|---|---|---|---|---|---|
| Respiratory distress syndrome | Yes | 252 (62.2%) | 153 (37.8%) | 8.17 | 4.29-15.56 | <0.001 |
| No | 148 (93.1%) | 11 (6.9%) | ||||
| Surfactant therapy | Yes | 229 (62.6%) | 137 (37.4%) | 3.79 | 2.4-5.99 | <0.001 |
| No | 171 (86.4%) | 27 (13.6%) | ||||
| Intubation-Surfactant-Extubation | Yes | 123 (85.4%) | 21 (14.6%) | 0.33 | 0.2-0.55 | <0.001 |
| No | 277 (66%) | 143 (34%) | ||||
| Nasal continuous positive airway pressure | Yes | 166 (76.5%) | 51 (23.5%) | 0.64 | 0.43-0.94 | 0.02 |
| No | 234 (67.4%) | 113 (32.6%) | ||||
| Mechanical ventilation | Yes | 19 (50%) | 19 (50%) | 2.63 | 1.35-5.1 | 0.004 |
| No | 381 (72.4%) | 145 (27.6%) | ||||
| Mechanical Ventilation + Surfactant | Yes | 134 (50.2%) | 133 (49.8%) | 8.52 | 5.47-13.26 | <0.001 |
| No | 266 (89.6%) | 31 (10.4%) | ||||
| Patent Ductus Arteriosus | Yes | 131 (71.6%) | 52 (28.4%) | 0.95 | 0.65-1.41 | 0.81 |
| No | 269 (70.6%) | 112 (29.4%) | ||||
| Necrotizing enterocolitis ≥2 | Yes | 3 (50%) | 3 (50%) | 2.47 | 0.49-12.35 | 0.27 |
| No | 397 (71.1%) | 161 (28.9%) | ||||
| Intra-ventricular hemorrhage (All Grade) | Yes | 139 (73.5%) | 50 (26.5%) | 2.78 | 1.24-6.24 | 0.01 |
| No | 261 (69.6%) | 114 (30.4%) | ||||
| Periventricular leukomalacia | Yes | 4 (57.1%) | 3 (42.9%) | 1.84 | 0.41-8.33 | 0.43 |
| No | 396 (71.1%) | 161 (28.9%) | ||||
| Pneumothorax | Yes | 20 (35.1%) | 37 (64.9%) | 5.54 | 3.1-9.89 | <0.001 |
| No | 380 (75%) | 127 (25%) | ||||
| Pulmonary hemorrhage | Yes | 16 (17.4%) | 76 (82.6%) | 20.73 | 11.53-37.27 | <0.001 |
| No | 384 (81.4%) | 88 (18.6%) | ||||
| Chronic Lung Disease | Yes | 84 (81.6%) | 19 (18.4%) | 0.49 | 0.29-0.84 | 0.01 |
| No | 316 (68.5%) | 145 (31.5%) | ||||
| Renal failure | Yes | 42 (47.7%) | 46 (52.3%) | 3.32 | 2.08-5.3 | <0.001 |
| No | 358 (75.2%) | 118 (24.8%) | ||||
| Seizure | Yes | 36 (37.9%) | 59 (62.1%) | 5.68 | 3.56-9.07 | <0.001 |
| No | 364 (77.6%) | 105 (22.4%) | ||||
| Gastrointestinal bleeding | Yes | 11 (29.7%) | 26 (70.3%) | 6.66 | 3.21-13.84 | <0.001 |
| No | 389 (73.8%) | 138 (26.2%) | ||||
| Apnea | Yes | 155 (73.5%) | 56 (26.5%) | 0.82 | 0.56-1.2 | 0.31 |
| No | 245 (69.4%) | 108 (30.6%) | ||||
| Infection (Pneumonia +/- Meningitis +/- Sepsis) | Yes | 106 (71.1%) | 43 (28.9%) | 0.99 | 0.65-1.49 | 0.95 |
| No | 294 (70.8%) | 121 (29.2%) | ||||
| Anemia | Yes | 211 (82.7%) | 44 (17.3%) | 0.33 | 0.22-0.49 | <0.001 |
| No | 189 (61.2%) | 120 (38.8%) | ||||
| Hematologic complication | Yes | 232 (75.8%) | 74 (24.2%) | 0.6 | 0.41-0.86 | 0.006 |
| No | 168 (65.1%) | 90 (34.9%) | ||||
| Metabolic complication | Yes | 258 (66.3%) | 131 (33.7%) | 2.18 | 1.42-3.37 | <0.001 |
| No | 142 (81.1%) | 33 (18.9%) | ||||
| Surgical operation | Yes | 9 (69.2%) | 4 (30.8%) | 1.09 | 0.33-3.58 | 0.89 |
| No | 391 (71%) | 160 (29%) |
CI: Confidence Interval