Table 3.
Ventilator support outcomes.
| NI-NAVA (n = 13) | NIPPV (n = 13) | P value | |
|---|---|---|---|
| PIP day 1 of extubationa | 15 (13, 20) | 21 (20, 22) | 0.009**# |
| PIP day 2 of extubationa | 16 (15, 20) | 20 (20, 22) | 0.004**# |
| PIP day 3 of extubationa | 16 (16, 18) (n = 11) | 20 (20, 22) (n = 10) | 0.004**# |
| PIP day 4 of extubationa | 17 (16, 20) (n = 8) | 20 (18, 21) (n = 7) | 0.08** |
| PIP day 5 of extubationa | 15 (14, 17) (n = 6) | 22 (18, 22) (n = 5) | 0.09** |
| Invasive CMV and HFV days post study extubationa | 0 (0, 12) | 0 (0, 8) | 0.67** |
| Noninvasive conventional positive pressure days post study extubationa (CPAP, HFNC > 2 lpm, NIPPV) | 11 (3, 28) | 21 (6, 32) | 0.32** |
| Invasive NAVA days post study extubationa | 0 (0, 0) | 0 (0, 2) | 0.49** |
| Noninvasive NAVA days after study extubationa | 4 (3, 10) | 0 (0, 2) | 0.001** |
| Invasive positive pressure days post study extubation (NAVA + CMV + HF)a | 0 (0, 17) | 0 (0, 13) | 0.81** |
| Noninvasive positive pressure days post study extubation (NI-NAVA + CPAP + NIPPV + HFNC > 2 lpm)a | 14 (6, 41) | 29 (6, 32) | 0.72** |
| Total positive pressure days post study extubationa | 14 (6, 63) | 30 (8, 49) | 0.77** |
Data are presented as counts (percentages) unless specified
CMV conventional mechanical ventilation, HFV high frequency ventilation, HFNC high flow nasal cannula
*Pearson’s Chi-square; **Wilcoxon rank sum test, #p < 0.05, ***Fisher’s exact
aMedian (1st quartile, 3rd quartile)