Limited research has investigated the satisfaction of patients with cancer.This study was performed to explore patients' satisfaction and the related factors.The data were collected by telephone survey for the participants who were beneficiaries on the national financial aid program for cancer patients between January and October in 2009. Student's t-tests and analysis of variance were performed first to determine if the mean satisfaction score differed by the characteristics of study objects, followed by stepwise multiple regression analyses to examine the factors affecting satisfaction.When comparing the relating factors with patients' satisfaction according to the sociodemographic characteristics, the male,