Prediction of readmission in patients with acute exacerbation of chronic obstructive pulmonary disease within one year after treatment and discharge

Table 3 Predictors analysis of readmission

Variable	β	S.E	Wald	P	OR	95% CI
Variable	β	S.E	Wald	P	OR	Lower	Upper
Intercept	− 2.374	0.753	9.942	0.002
Age	− 0.008	0.011	0.491	0.484	0.992	0.972	1.014
Gender
Male	Ref
Female	− 0.216	0.208	1.076	0.299	0.806	0.535	1.212
Acute exacerbation in previous 1 year
No	Ref
Yes	1.408	0.207	46.174	< 0.001	4.086	2.723	6.133
LABA
No	Ref
Yes	1.515	0.537	7.951	0.005	4.550	1.587	13.042
ICS
No	Ref
Yes	− 1.484	0.555	7.157	0.007	0.227	0.076	0.672
ALT	− 0.015	0.007	4.152	0.042	0.985	0.971	0.999
CAT Score	0.087	0.021	17.871	< 0.001	1.091	1.048	1.136

LABA long-acting β agonist, ICS inhaled corticosteroids, ALT glutamic-pyruvic transaminase, CAT COPD assessment test

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