Table 5.

Univariate and multivariate analysis of 30-days mortality by using different cutoff points for APACHEII score

Variables	OR	95% CI	p-value
Univariate analysis of predictors of mortality
APACHE II score, ≧ 20	0.857	0.148–5.064	0.86
APACHE II score, ≧ 22	1.667	0.323–8.590	0.54
APACHE II score, ≧ 24	1.925	0.431–8.606	0.39
APACHE II score, ≧ 26	1.778	0.423–7.467	0.43
Multivariate analysis of predictors of mortality - 1
APACHE II score, ≧ 20	0.399	0.047–3.401	0.40
Respiratory care, HFNC	0.137	0.023–0.801	0.027
Multivariate analysis of predictors of mortality - 2
APACHE II score, ≧ 22	0.696	0.093–5.196	0.72
Respiratory care, HFNC	0.152	0.025–0.921	0.040
Multivariate analysis of predictors of mortality - 3
APACHE II score, ≧ 24	0.792	0.121–5.194	0.81
Respiratory care, HFNC	0.157	0.025–0.993	0.049
Multivariate analysis of predictors of mortality - 4
APACHE II score, ≧ 26	0.716	0.114–4.485	0.72
Respiratory care, HFNC	0.148	0.023–0.962	0.045

See Table 1 legend for expansion of abbreviations.