Table 1.
Demographic and clinical characteristics of TTN and control groups.
| TTN (n = 15) | Control (n = 15) | P | |
|---|---|---|---|
| Gestational age (week) | 37.4 ± 0.9 | 36.9 ± 0.9 | >0.05 |
| (Mean ± SD) (min.–max.) | (36–39) | (35–38) | |
| Birthweight (gram) | 2883.3 ± 182.4 | 2874.0 ± 264 | >0.05 |
| (Mean ± SD) (min.–max.) | (2550–3120) | (2450–3420) | |
| Delivery type (C/S) (n%) | 10 (66.67%) | 10 (66.67%) | >0.05 |
| Sex (male) (n%) | 9 (60%) | 9 (60%) | >0.05 |
| Apgar 1st (median) (min.–max.) | 8 (7–10) | 8 (7–10) | >0.05 |
| Apgar 5th (median) (min.–max.) | 9 (8–10) | 9 (8–10) | >0.05 |
| Arterial blood gas pH | 7.32 ± 0.06 | 7.34 ± 0.04 | >0.05 |
| (Mean ± SD) (min.–max.) | (7.21–7.41) | (7.21–7.38) | |
| Antenatal fluid to mother (mL/kg/hour) | 9.2 ± 6.8 | 13.0 ± 7.5 | >0.05 |
| (Mean ± SD) (min.–max.) | (0–21) | (0–26) | |
| Antenatal steroids (n%) |
8 (53.33%) | 7 (46.6%) | >0.05 |
| CRP (mg/dL) | 0.39 ± 0.23 | 0.44 ± 0.19 | >0.05 |
| (Mean ± SD) (min.–max.) | (0.10–0.80) | (0.21–0.70) | |
| Sepsis or pneumonia (n%) | 0 | 0 | >0.05 |
| Time of inclusion (hour) | 14.86 ± 2.23 | 16.13 ± 2.67 | >0.05 |
| (12–20) | (12–22) | ||
| RR0 (/min.ute) | 72.2 ± 9.0 | 47.6 ± 2.9 | <0.05 |
| (Mean ± SD ) (min.–max.) | (60–90) | (44–54) | |
| RRmax.(/min.ute) | 87.0 ± 9.6 | 52.0 ± 2.5 | <0.05 |
| (Mean ± SD) (min.–max.) | (65–105) | (48–56) | |
| Duration of tachypnea (DoT) (hour) | 90.0 ± 23.4 | — | — |
| (Mean ± SD) (min.–max.) | (48–144) | ||
| Respiratory assistance (n%) | — | — | |
| Only O2 support | 11 (73.3%) | ||
| nCPAP | 2 (13.3%) | ||
| Mechanical ventilation | 2 (13.3%) | ||
| Duration of hospitalization (hour) | 148.2 ± 47.8 | 30.2 ± 11.4 | <0.05 |
| (Mean ± SD) (min.–max.) | (240–926) | (16–120) | |
| Pneumothorax (n%) | 2 (13.3%) | — | — |
| DLIS1 (ng/mL) | 0.66 ± 0.37 | 0.24 ± 0.20 | <0.01 |
| (Mean ± SD) (min.–max.) | (0–1.30) | (0–0.80) | |
| DLIS7 (ng/mL) | 0.27 ± 0.21 | 0.11 ± 0.11 | <0.05 |
| (Mean ± SD) (min.–max.) | (0–0.76) | (0–0.45) |
S/C: caesarian section.
CRP: serum C reactive protein.
RR0: respiratory rate on admission.
RRmax.: max.imum respiratory rate on follow-up.
CPAP: nasal continuous positive airway pressure.
DLIS1: digitalis-like immunoreactive substance at the 1st day.
DLIS7: digitalis-like immunoreactive substance at the 7th day.