Table 3.
Variables | Wald chi-square | df | Significance |
---|---|---|---|
(Intercept) | 31.8 | 1 | <0.001 |
Time | 15.2 | 4 | <0.005 |
Ventilatory mode | 3.2 | 2 | 0.198 |
Time * Vent. mode | 2020 | 8 | <0.001 |
Time * Vent. mode * NRR pressure | 582.8 | 9 | <0.001a |
Vent. mode, ventilatory mode; df, degree of freedom.
aIn subgroup comparisons, this interaction was significant for each between group comparison, i.e., NAVA vs. PSV, NAVA vs. PCV, and PSV vs. PCV (all p < 0.001).