IRCT20101130005280N37 IRCT 2021-05-16 Mashhad University of Medical Sciences The effectiveness of acceptance and commitment therapy (ACT) on ostomy patients The effectiveness of Acceptance and Commitment Therapy (ACT) on body image and marital satisfaction of patients with ostomy 2021-07-23 anticipated 70 Complete https://irct.ir/trial/55751 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Education/Guidance, Randomization description: Simple randomization with table of random numbers available at ''www.randomization.com'' website will be used. Numbers will be placed in sealed envelopes and each envelope is assigned to one participant placing them in one of the two groups. 3 Rectal cancer. Intervention 1: Intervention group: In the intervention group, patients are trained in the Acceptance and Commitment Approach (ACT) Protocol for 8 sessions. Explaining the concept of acceptance and its difference with the concept of failure, identifying the values of patients' lives and specifying and focusing on these values, possible internal and external barriers to pursuing values and preparation to deal with them are expressed. Before and after the sessions, body image and marital satisfaction questionnaires are completed. Intervention 2: Control group: In the control group, patients without any counseling sessions would complete, body image and marital satisfaction questionnaires before and after the time duration of the sessions with the intervention group. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is Relevant partners should be consulted to publish the data