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Change in PTSS-14 scores between one and three months by study group and PTSS-14 of 45 or more at one month. Patients in the intervention group with a post-traumatic stress syndrome (PTSS)-14 score above the cut-off of 45 at one month had a significant reduction in the PTSS-14 symptom score at three months (Fisher's exact test P = 0.04).
