Crude and adjusted hazard ratios (HRs) for pneumonia among patients with prostate cancer during a 1-year follow-up period (n = 2064).

Notes:a Using the Cox proportional regression with cases censored if individuals died from non-pneumonia causes during the 1-year follow-up period; b Adjustments were made for patients' age, geographical location, monthly income, urbanization level, and Charlson Comorbidity Index score; CI, confidence interval.