Use of the Serum Level of Cholinesterase as a Prognostic Marker of Nonfatal Clinical Outcomes in Patients Hospitalized with Acute Exacerbations of Chronic Obstructive Pulmonary Disease

Table 3

Logistic regression analyses of the risk factors associated with NIV requirement in hospitalized AECOPD patients.

Variables	B	SE	Wald	P value	Exp (B)	95% CI for EXP (B)
						Lower	Upper
Number of AEs in the previous year	0.290	0.112	6.682	0.010	1.337	1.073	1.666
Cholinesterase (U/L)			10.491	0.005
4116 < ChE ≤ 6737	0.393	0.348	1.277	0.258	1.481	0.749	2.929
ChE ≤ 4116	1.050	0.342	9.416	0.002	2.857	1.461	5.588
Hematocrit	0.032	0.017	3.403	0.065	1.032	0.998	1.068
NLR	0.031	0.016	3.627	0.057	1.031	0.999	1.064
History of heart failure	1.072	0.267	16.138	<0.001	2.921	1.731	4.927
Constant	−4.275	0.789	29.332	<0.001	0.014

AE, acute exacerbation; NLR, neutrophil-to-lymphocyte ratio.