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. 2026 Jan 12;21:554995. doi: 10.2147/COPD.S554995

Table 3.

Multivariate Logistic Regression Analysis of Factors Associated with Sustained Smoking Cessation in COPD Patients

Indicator Regression Coefficient Standard Error Wald χ2Value P value OR (95% CI)
Age (years) −0.082 0.022 13.704 <0.001 0.922(0.883~0.962)
GOLD Grade −1.357 0.370 13.431 <0.001 0.257(0.124~0.532)
Depression Score (points) 0.101 0.022 20.505 <0.001 1.107(1.059~1.156)
Death anxiety score (points) −0.072 0.023 10.204 0.001 0.930(0.890~0.973)
Quit-smoking partner complaints score (points) 0.072 0.016 19.645 <0.001 1.075(1.041~1.109)
Constant 4.413 1.591 7.696 0.006