| Intervention group, (n = 79) | Control group, (n = 58) | Between group comparison (Intervention-control) | |||||
---|---|---|---|---|---|---|---|---|
Measures | Pre | Post | Within group P value | Pre | Post | Within group P value | Pre P value | Post P value |
Oxygen saturation (SpO2) mean (± SD) | 87.9 (3.7) | 96.6 (1.9) |  < 0.001 | 88.0 (2.4) | 90.7 (1.8) |  < 0.001 | 0.75 |  < 0.001 |
Need of oxygen, (litre/min) mean (± SD) | 2.9 (2.8) | 0.81 (2.6) |  < 0.001 | 2.1 (2.6) | 2.3 (2.9) | 0.32 | 0.06 |  < 0.001 |
Respiratory rate (breaths/min), mean (± SD) | 26.8 (5.2) | 20.5 (2.3) |  < 0.001 | 25.4 (3.9) | 22.3 (2.5) |  < 0.001 | 0.08 |  < 0.001 |
Missing | n = 10 | n = 12 |  | n = 7 | n = 9 |  |  |  |
Heart rate (beats/min) mean (± SD) | 93.3 (12.7) | 81.2 (9.5) |  < 0.001 | 95.6 (9.3) | 89.2 (8.9) |  < 0.001 | 0.26 |  < 0.001 |
Missing | n = 1 | n = 0 |  | n = 1 | n = 2 |  |  |  |