Table 5.

Analysis of risk factors affecting the secondary outcome—ICU Admission in patients with ECOPD.

	Univariable		Multivariable-Model 1		Multivariable-Model 2
	OR (95%CI)	P	OR (95%CI)	P	OR (95%CI)	P
Age	1.038 (1.019, 1.058)	<0.001	1.029 (1.009, 1.050)	0.005	1.025 (1.004, 1.048)	0.022
Gender	0.525 (0.333, 0.829)	0.006	0.692 (0.421, 1.136)	0.145
EOS ≥ 2%	0.333 (0.216, 0.514)	<0.001	0.357 (0.229, 0.556)	<0.001	0.377 (0.231, 0.613)	<0.001
White blood cell count	1.092 (1.041, 1.145)	<0.001			1.057 (1.001, 1.117)	0.044
Procalcitonin	1.495 (1.129, 1.981)	0.005			1.294 (1.053, 1.590)	0.014
NT-proBNP	1.000 (1.000, 1.000)	<0.001			1.000 (1.000, 1.000)	<0.001
Hypertension	1.211 (0.852, 1.721)	0.286
Diabetes	1.133 (0.741, 1.734)	0.564
Heart failure	3.231 (1.840, 5.674)	<0.001	2.313 (1.282, 4.173)	0.005
Coronary heart disease	0.998 (0.648, 1.536)	0.991