The aim of this study was to determine the effectiveness of cognitive behavioral therapy on coping styles (avoidant behavior, cognition, emotion and problem-focused) for patient who had cancer. 40 cancer patients in this study were randomly assigned to two experimental and control groups (each group, n = 20), that experimental group was trained for 12 sessions. The tool used in this research was “coping styles Billings and mouse questionnaire”. Pre-test and post-test was conducted.
In order to analyze the data ANCOVA and Kolmogorov - Smirnov was used. The results showed that cognitive behavior therapy had desired effect on coping style (emotion-focused coping style and avoidance coping style decreased behavioral, cognitive and problem-oriented increase). Also follow-up showed after one month that this effect was stable.(P > 0.05, P > 0.01).