Document Classification

Section Type: RESULTS

Text: The final multivariate Cox regression model retained four parameters as independent prognostic factors for survival : male gender with a hazard ratio (HR) = 1. 32 (95 % CI 1. 03-1. 69 ; P = 0. 03) ; performance status (0 to 1 versus 2) with HR = 1. 63 (95 % CI 1. 04-2. 54 ; P = 0. 032) ; patient 's self-reported score of pain with HR = 1. 11 (95 % CI 1. 07-1. 16 ; P < 0. 001) and dysphagia with HR = 1. 12 (95 % CI 1. 04-1. 21 ; P = 0. 003).