Validity and reliability of the Persian version of the oropharyngeal Mucositis quality of life scale.

Background: Oral mucositis is one of the serious complications of chemotherapy and/or radiotherapy that significantly affects the quality of patients' life. The Oropharyngeal Mucositis-Specific Quality-of-Life questionnaire (OMQoL) is an acceptable instrument for measuring the quality of life in these patients. The aim of this study was to evaluate the validity and reliability of the Persian version of OMQoL questionnaire.