Comparison between a nurse-led weaning protocol and weaning based on physician’s clinical judgment in tracheostomized critically ill patients: a pilot randomized controlled clinical trial

Annals of Intensive Care

Table 3 Measured parameters of the mechanical ventilation and weaning process

	Protocol group (n = 27)	Control group (n = 38)	p value
Timing of tracheostomy (days after ICU admission), median (IQR)	7 (4–8.5)	5 (4-7)	0.23
Weaning start (days after tracheostomy), mean (SD)	2.4 (2.4)	3.8 (3.5)	0.416
M-BWAP at recruitment, mean (SD)	14.7 (2.0)	14.5 (2.4)	0.71
Tobin Index at recruitment, mean (SD)	53 (26)	67 (38)	0.33
PSV at recruitment (cmH₂O), mean (SD)	10.2 (2.6)	11.2 (2.6)	0.16
PEEP at recruitment (cmH₂O), mean (SD)	9.0 (2.0)	9.3 (2.1)	0.59
PaO₂/FiO₂ at recruitment, mean (SD)	277 (67)	290 (75)	0.46

M-BWAP modified Burns Weaning Assessment Program, PSV pressure support ventilation, PEEP positive end-expiratory pressure
*p < 0.05 compared to protocol group