Basic patient details and ventilation settings at t0
| Increase in oscillatory amplitude | Decrease in oscillatory amplitude | ||||||
|---|---|---|---|---|---|---|---|
| High Fio2 | Low Fio2 | High Fio2 | Low Fio2 | ||||
| No of patients | 10 | 13 | 10 | 14 | |||
| Birth weight (g) | 1325 (690–2740) | 1140 (400–2740) | 1225 (690–2740) | 1000 (400–2740) | |||
| Gestation (weeks) | 29 (26–35) | 27 (23–35) | 29 (25–30) | 27 (23–35) | |||
| Readings at t0: | |||||||
| Fio 2 (%) | 49 (40–80) | 25 (21–30) | 50 (40–100) | 25 (21–29) | |||
| MAP (cm H2O) | 14.0 (12.2–16.2) | 11.8 (8.5–13.8) | 14.0 (11.1–18.5) | 10.2 (8.5–13.2) | |||
| Amplitude (cm H2O) | 22 (20–33) | 19 (14–30) | 26 (24–38) | 21 (16–32) | |||
| Δamplitude (cm H2O) | +2.9 | +2.9 | −2.7 | −2.7 | |||
| Paco 2 (kPa) | 6.00 (5.50–6.37) | 5.81 (5.04–7.25) | 4.55 (3.55–5.90) | 4.32 (3.00–5.43) | |||
| Pao 2 (kPa) | 8.9 (7.6–9.8) | 7.7 (5.7–9.9) | 7.9 (7.6–12.5) | 8.7 (7.1–10.1) | |||
Median (range) shown for variables in each group. MAP, mean airway pressure.