Uni- and multivariate Proportional Hazard Cox Regression of prognostic markers for mortality.
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*Estimated hazard ratio associated with an increment of one year.**Estimated hazard ratio associated with an increment of 1 * 109 cells/L.***Moderate COPD (79–50 FEV1% predicted), Severe COPD (30–50 FEV1% predicted) [28] and Very Severe COPD (
创建时间：
2015-12-02
