Table 3 Comparison of mechanical ventilation time, oxygen time, complications and outcomes between HFOV group (n=31) and CMV group (n=34)
| Â | HFOV group | CMV group | statistics | P |
|---|---|---|---|---|
Mechanical ventilation time (hours, \(\overline{x}\)±s) | 85.57±5.30 | 95.62±4.39 | t = -8.50 | <0.001 |
Using oxygen time (hours, \(\overline{x}\)±s) | 102.03±10.64 | 109.62±8.59 | t = -3.18 | <0.01 |
Complication [n (%)] | Â | Â | Â | Â |
Air leakage | 2(6.5) | 9(26.5) | χ2 = 4.62 | 0.032 |
PPHN | 5(16.1) | 7(22.6) | χ2 =0.41 | 0.52 |
NEC | 0(0) | 1(2.9) | χ2 =0 | 1 |
IVH≥III | 2(6.5) | 3(8.8) | χ2 =0 | 1 |
Pyemia | 7(22.6) | 5(14.7) | χ2 =0.67 | 0.527 |
Shock | 6(19.4) | 4(11.8) | χ2 =0.25 | 0.615 |
HIE | 11(35.5) | 9(26.5) | χ2 =0.62 | 0.432 |
Death | 2(6.5) | 1(2.9) | χ2 =0.01 | 0.935 |