Table 3 Secondary outcomes and neonatal morbidities.
Secondary outcomes | RAM cannula (n = 112) | Hudson prong (n = 117) | RR/mean difference (95% CI) | p value |
|---|---|---|---|---|
Need for mechanical ventilation in first 72 h of agea | 11 (9.8) | 13 (11.4) | 0.97 (0.86–1.09) | 0.75 |
Change of interfacea | 1 (0.82) | 8 (6.3) | 0.94 (0.89–0.99) | 0.02 |
Duration of CPAP (h)b | 20 (12–38) | 14 (7–24) | 9.3 (1.7–17) | 0.04 |
Infants who remained on CPAP by 3 days of agea | 11 (9.8) | 10 (8.5) | 0.87 (0.38–1.96) | 0.74 |
Duration of O2 (days)b | 3 (2–6) | 3 (2–5) | − 0.13 (− 2.2 to 2) | 0.8 |
CPAP failure (MV < 72 h/change in nasal interface)a | 12 (10.7) | 21 (17.9) | 0.91 (0.82–1) | 0.12 |
Culture positive sepsisa | 8 (7.1) | 17 (14.5) | 0.92 (0.84–1) | 0.07 |
Patent ductus arteriosusa | 3 (2.7) | 13 (11.1) | 0.91 (0.85–0.98) | 0.01 |
Necrotizing enterocolitisa | 4 (3.6) | 6 (5.1) | 0.98 (0.93–1) | 0.56 |
IVH grade 3 or morea | 0 | 1 (0.9) | 0.99 (0.97–1) | 0.32 |
Cystic PVLa | 0 | 1 (0.9) | 0.99 (0.97–1) | 0.32 |
ROP needing lasera | 0 | 3 (2.6) | 0.97 (0.94–1) | 0.09 |
Supplemental O2 at 28 daysa | 4 (3.6) | 5 (4.3) | 0.99 (0.97–1) | 0.76 |
Air leaksa | 3 (2.7) | 1 (0.9) | 1 (0.98–1.05) | 0.3 |
Mortalitya | 1 (0.9) | 4 (3.4) | 0.97 (0.93–1.03) | 0.19 |
Transfers to other hospitala | 3 (2.67) | 7 (6) | 0.45 (0.12–1.69) | 0.24 |
Discharge from hospitala | 108 (96.4) | 106 (90.5) | 1.06 (0.99–1.14) | 0.07 |
Length of hospital stay (days)c | 17.6 ± 12.8 | 16.7 ± 11.9 | − 0.3 (− 3.3 to 2.7) | 0.59 |
Weight at discharge (g)c | 1590 ± 220 | 1587 ± 265 | 6.2 (− 55 to 66) | 0.92 |
Length at discharge (cms)c | 42.8 ± 2.5 | 42 ± 2.9 | − 0.24 (− 0.92 to 0.43) | 0.35 |
Head circumference at discharge (cms)c | 30.1 ± 1.6 | 30.2 ± 1.7 | 0.07 (− 0.3 to 0.49) | 0.64 |