Nomograms for Predicting Coexisting Cardiovascular Disease and Prognosis in Chronic Obstructive Pulmonary Disease: A Study Based on NHANES Data

Table 3

Stepwise backward logistic regression analysis for the risk of CVD in COPD.

Dependent:	OR (univariable)	OR (multivariable)	OR (final)
Gender (female)	0.35 (0.24–0.52, )	0.41 (0.24–0.67, )	0.36 (0.23–0.56, )
Age, years	1.04 (1.02–1.06, )	1.04 (1.02–1.06, )	1.04 (1.02–1.06, )
BMI, kg/m^2	1.02 (1.00–1.05, )	—	—
Leukocyte, 10 ^ 9 cells/L	1.03 (0.97–1.11, )	—	—
Neutrophil, 10 ^ 9 cells/L	1.14 (1.01–1.28, )	1.22 (1.02–1.48, )	1.25 (1.04–1.49, )
RDW, %	1.31 (1.15–1.51, )	1.19 (1.02–1.39, )	1.20 (1.03–1.40, )
BUN, mg/dL	1.05 (1.02–1.07, )	0.99 (0.95–1.03, )	—
LDH, U/L	1.01 (1.00–1.02, )	1.01 (1.00–1.02, )	1.01 (1.00–1.02, )
UA, µmol/L	1.00 (1.00–1.01, )	1.00 (1.00–1.00, )	1.00 (1.00–1.00, )
Creatinine, µmol/L	1.02 (1.01–1.02, )	1.00 (0.99–1.01, )	—
GTT, U/L	1.00 (1.00–1.01, )	1.00 (1.00–1.01, )	—
Osmolality	1.06 (1.02–1.09, )	1.02 (0.97–1.06, )	—
HbA1c, %	1.42 (1.20–1.68, )	1.29 (1.07–1.57, )	1.34 (1.12–1.62, )
HDL, mmol/L	0.42 (0.25–0.67, )	0.76 (0.42–1.34, )	—
NLR	1.15 (1.01–1.30, )	1.02 (0.78–1.31, )	—
SIRI	1.26 (1.04–1.53, )	0.79 (0.52–1.20, )	0.78 (0.58–1.05, )

RDW: red cell distribution width. BUN: blood urea nitrogen. LDH: lactate dehydrogenase. UA: uric acid. GTT: gamma-glutamyl transferase. HbA1c: glycosylated hemoglobin. HDL: high-density lipoprotein. NLR: neutrophil count to lymphocyte count ratio. SIRI: systemic inflammation response index. OR: Odds ratio.