Table 3.
T0 (pre-NIV) | NIV non-responder | NIV responder | p |
PaO2/FiO2 | 215.4±69.38 | 155.1±53.65 | 0.002 |
RR (per minute) | 21.44±5.85 | 21.19±6.77 | 0.903 |
Tins (sec) | 0.751±0.2086 | 0.8657±0.2557 | 0.039 |
Texp (sec) | 0.6382±0.2889 | 0.912±0.5216 | 0.01 |
Ttot (sec) | 1.389±0.4382 | 1.778±0.6408 | 0.004 |
Pmax (cmH2O) | 11.75±2.295 | 13.35±2.727 | 0.0502 |
Age (ys) | 64.63±14.38 | 65.9±15.34 | 0.783 |
BMI (kg/m2) | 26.4±4.545 | 27.12±3.12 | 0.54 |
LEGEND: RR, respiratory rate; Tins, inspiratory time; Texp, expiration time; Ttot, respiratory cycle total time; Pmax, maximal inspiratory pressure; BMI, body mass index. All values expressed as mean ± SD.