Fig. 7From: Observation versus treatment among men with favorable risk prostate cancer in a community-based integrated health care system: a retrospective cohort studyMultivariate Cox Regression Model for All-cause Mortality Among. Men With Favorable Risk PCa. PCa: prostate cancer; VA: veterans affairs; CCI: Charlson comorbidity index; COPD: chronic obstructive pulmonary disorder; PSA: prostate specific antigen; CI: confidence intervalBack to article page