We studied whether post-traumatic stress disorder (PTSD) due to sexual abuse is related to pain indices among methadone maintenance treatment (MMT) patients. Pain threshold was determined, and suprathreshold pain levels were rated among 18 patients with PTSD and sexual abuse, and 38 patients without PTSD (20 with and 18 without sexual abuse). Patients with PTSD had higher proportion of chronic pain and high-perceived stress, and lower pain threshold, with similar supra-threshold ratings.
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