Cancer patients undergoing chemotherapy are often subjected to considerable psychological stress. CBT is considered as one of the effective methods to relieve stress. CBT is effective in alleviating depression and anxiety, but the effect of CBT on cognitive and immune function in patients with colorectal cancer undergoing chemotherapy remains uninvestigated.
To explore the effect of CBT on psychological status of colorectal cancer patients undergoing chemotherapy. To explore the effect of CBT on immune function of colorectal cancer patients undergoing chemotherapy.