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We compared scores of the Pittsburgh Sleep Quality Index Scale (PSQI), the Generalized Anxiety Disorder (GAD-7), and the Patient Health Questionnaire (PHQ-9) before and after the intervention.There was no significant difference in PSQI, GAD-7, and PHQ-9 scores between the control group and the observation group before the intervention (P .05). After the intervention, the difference in scores of PSQI, GAD-7, and PHQ-9 in the 2 groups were statistically significant (P less then .05).Progressive muscle relaxation train