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Background Due to uncertainty regarding chronic pain in Fibromyalgia (FM) patients, there has been a growing interest in social comparison and its influence on emotional responses. Aims to analyze profiles in FM patients according to pain perception, social comparison strategies and anxiety and depression. Methods The sample consisted of 131 FM outpatients (Mean age 50.15, SD = 11.1). Two scales were used the Social Comparison Illness Scale and the Hospital Anxiety and Depression Scale. Results Two profiles were found by cluster analys