Table 3.
Outcome measures at 180 days among patients in the helmet noninvasive ventilation and usual respiratory support groups
| Helmet noninvasive ventilation (N = 159) | Usual respiratory support (N = 158) | Risk difference or median difference (95%, CI) | p value | |
|---|---|---|---|---|
| Intention-to-treat analysis | ||||
| Death by 180 days, n/N (%) | 63/159 (39.6) | 65/158 (41.1) | − 1.5 (− 12.3, 9.3) | 0.78 |
| EQ-5D-5L index values | ||||
| Median (IQR) | 0.68 (0, 1) | 0.67 (0, 1) | 0.00 (− 0.32, 0.32) | 0.91 |
| Mean ± SD | 0.52 ± 0.44 | 0.5 ± 0.45 | – | – |
| EQ-VAS | ||||
| Median (IQR) | 70 (0, 93) | 70 (0, 90) | 0.00 (− 31.92, 31.92) | 0.55 |
| Mean ± SD | 51.3 ± 43.29 | 49.1 ± 42.97 | – | – |
| Analysis of the HRQoL population | ||||
| EQ-5D-5L index values | ||||
| Median (IQR) | 0.94 (0.72, 1) | 1 (0.72, 1) | 0.00 (− 0.09, 0.09) | 0.91 |
| Mean ± SD | 0.85 ± 0.18 | 0.85 ± 0.21 | – | – |
| EQ-VAS | ||||
| Median (IQR) | 90 (75, 100) | 85 (75, 99) | 5.00 (− 1.33, 11.33) | 0.46 |
| Mean ± SD | 85 ± 14.93 | 83.4 ± 16.04 | – | – |
EQ-5D-5L EuroQol, 5 dimensions, 5 levels, IQR interquartile range, SD standard deviation, VAS visual analog scale