Univariate and multivariate logistic regression analysis results assessing variables for developing post-operative respiratory adverse events.

Table 3: Univariate and multivariate logistic regression analysis results assessing variables for developing post-operative respiratory adverse events.

Variables	Univariate analysis		^aMultivariate analysis
Variables	Odds Ratio (95% CI)	p-value	Odds Ratio (95% CI)	p-value
Anaesthetic events	6.58 (1.67, 25.6)	0.007	7.18 (1.76, 29.29)	0.006
High BMI (> 90^th centile)	2.24 (1.02, 4.90)	0.044	2.37 (1.05, 5.32)	0.037
Pre-existing airway problems	0.62 (0.26, 1.51)	0.29
Neuromuscular disease	0.76 (0.16, 3.56)	0.73
Syndromes	0.76 (0.16, 3.56)	0.73
Craniofacial abnormalities	0.76 (0.16, 3.56)	0.73
Severe OSA	0.80 (0.32, 2.0)	0.63
Age < 3 years	1.58 (0.31, 8.13)	0.58

^a: Only includes variables significant at p ≤ 0.20 in univariate analysis.