Anger suppression mediates the relationship between optimism and natural killer cell cytotoxicity in men treated for localized prostate cancer

Abstract

Objective: This study evaluated relations among optimism, depression, anger suppression and natural killer cell cytotoxicity (NKCC) in 61 men treated for localized prostate cancer (PC). Method: All participants were assessed at a single time point where demographics, optimism, depression and anger suppression were measured. We also collected peripheral venous blood to assess NKCC. Results: Results showed that greater optimism was associated with greater NKCC (β=.27, P