Ventilator parameters at follow-up
| AVAPS | Fixed-level PS | p Value | |
| Delivered IPAP (cmH2O) | 22±5 | 23±4 | 0.402 |
| Leak (litres/min) | 53±13 | 53±19 | 0.968 |
| Patient-triggered breaths (%) | 43±27 | 45±27 | 0.759 |
| Compliance (h:min/day) | 4:11±02:53 | 5:08±02:22 | 0.230 |
AVAPS, average-volume-assured pressure support; IPAP, inspiratory positive airway pressure; PS, pressure support.