Table 3.

Predictors of perioperative respiratory adverse events

Variables, n (%)	Univariable regression OR (95% CI)	Multivariable regression aOR (95% CI)	P value
With comorbidities	10.4 (4.9 to 21.9)	1.61 (0.41 to 6.6)	0.456
Respiratory comorbidities	24.3 (6.6 to 89.6)	6.3 (1.19 to 33.2)	0.003
Obesity or sleep apnea	9.3 (4.2 to 20.7)	1.5 (0.6 to 10.5)	0.203
Passive smoking	15.4 (7.1 to 33.4)	5.31 (2.07 to 13.64)	0.001
Respiratory infection <15 days ago	3.04 (1.55 to 5.98)	0.21 (0.017 to 2.8)	0.242
Patient postponed before 15 days	7.7 (3.4 to 17.6)	4.3 (0.83 to 22.4)	0.028
COLDS score >10	4.43 (2.29 to 8.80)	3.7 (0.25 to 53.4)	0.036

aOR, adjusted OR.