Haemodynamic parameters on three nCPAP levels
| 4 cm H2O | 6 cm H2O | 8 cm H2O | p | |
| RVO (ml/kg/min) | 411 ± 110 | 418 ± 94 | 414 ± 93 | 0.98 |
| LVO (ml/kg/min) | 407 ± 121 | 405 ± 140 | 403 ± 123 | 0.96 |
| SVC flow (ml/kg/min) | 157 ± 53 | 149 ± 4 | 155 ± 42 | 0.58 |
| LPA flow (ml/kg/min) | 136 ± 57 | 142 ± 61 | 136 ± 53 | 0.45 |
| TAPSE (mm) | 7.9 ± 1.8 | 8.1 ± 1.5 | 8.0 ± 1.2 | 0.58 |
| BP systolic (mmHg) | 73 ± 9 | 71 ± 9 | 74 ± 13 | 0.34 |
| BP mean (mmHg) | 52 ± 9 | 53 ± 8 | 55 ± 11 | 0.28 |
| BP diastolic (mmHg) | 40 ± 1 | 43 ± 1 | 46 ± 12 | 0.11 |
| HR (beats/min) | 163 ± 13 | 164 ± 13 | 162 ± 13 | 0.62 |