Table 5.

Availability of perioperative breathing and intraoperative LPV protocols

	Other hospitals		University Medical Centres
	n (=87)	%	n (=24)	%		OR (95% CI)	p
Availability of perioperative breathing protocols	10	11.5	8	33.3	0.39	(0.14 – 1.10)	0.0747
The absence of perioperative breathing protocols	79	90.8	18	75.0	0.42	(0.14 – 1.28)	0.1262
Availability of intraoperative LPV protocols	6	6.9	2	8.3	0.82	(0.15 – 4.32)	0.8099
The absence of intraoperative LPV protocols	81	93.1	22	91.7	1.22	(0.25 – 6.07)	0.8062

LPV = lung protective ventilation, OR = odds ratio, 95% CI = 95% confidence intervals