Table 1.
Baseline characteristics of the studied group (n = 78).
| Characteristics | High-Dose Caffeine | Low Dose Caffeine | p-Value |
|---|---|---|---|
| (n = 40) | (n = 38) | ||
| Gestational age (weeks) | 30 (2.75) a | 29.79 (3.32) a | 0.244 |
| Birth weight (grams) | 1272.75 (415.35) b | 1289.47(336.78) b | 0.846 |
| Male sex | 23 (57.5) c | 26 (68.4) c | 0.318 |
| Singleton | 33 (82.5) c | 32 (84.2) c | 0.839 |
| Mode of delivery | |||
| Vaginal delivery | 18 (45) c | 12 (31.6) c | 0.846 |
| Caesarean section | 22 (55) c | 26 (68.4) c | |
| Small for gestational age | |||
| Yes | 6 (15) c | 2 (5.3) c | 0.264 |
| Maternal chorioamnionitis | |||
| Yes | 6 (15) c | 6 (15.8) c | 0.923 |
| Antenatal steroid therapy | |||
| Yes | 28 (70) c | 24 (63.2) c | 0.522 |
| Intubation | |||
| Yes | 33 (82.5) c | 37 (97.4) c | 0.057 |
| Surfactant | |||
| Yes | 32 (80) c | 36 (94.7) c | 0.088 |
| First age of caffeine treatment (weeks) | 30.22 (2.35) a | 30.43 (2.39) a | 0.572 |
| Duration of caffeine (days) | 28.78 (13.22) b | 29.89 (14.4) b | 0.721 |
| Presence of sepsis | |||
| Yes | 10 (25) c | 10 (26.3) c | 0.894 |
| Number of sepsis | 0 (1) a | 0 (1) a | 0.783 |
| Presence of electrolyte imbalance | |||
| Yes | 23 (57.5) c | 15 (39.5) c | 0.111 |
a Median (Interquartile range); b Mean (SD); c Number (%).