Can apneic oxygen insufflation become a novel lung protective ventilation strategy? A randomized, controlled, blinded, single center clinical trial

Table 5 Comparison of the incidence of PPCs and postoperative hospitalization time

	Postoperative hospital stay (days, median [25e-75e percentile])	Incidence of PPCs (occurrence / total sample number)
group C	11[11–13]	3/24
group T	12.5[11–14]	2/24
P	0.96	0.64

Comparison of the incidence of PPCs and postoperative hospitalization time, there was no statistical difference between the two groups.(Mann Whitney test, two-tailed P values or X² test

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