The aim of the study was to investigate current situation of postoperative pain management in medical institutions in Shandong Province.A questionnaire was developed on the basis of guidelines of acute pain and pain quality assessment scale. The questionnaire was used to obtain information regarding the nature and scale of the medical institution, structure of pain management organization, implementation of pain assessment, and analgesic techniques and processes used in clinical practice. A multistage stratified and cluster sampling method was employed to investigate the current situation of postoperative pain management in 168 medical institutions in Shandong Province.
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