Geneva, April 28 -- International Clinical Trials Registry received information related to the study (ChiCTR2600122414) titled 'The Effectiveness of Preoperative Regional Nerve Block on Postoperative Analgesia in Surgical Patients Based on Clinical Anesthesia System Registration' on April 13.
Study Type: Observational study
Study Design:
Sequential
Primary Sponsor: Peking University First Hospital
Condition:
surgical patients
Intervention:
peripheral nerve block group:None
Recruitment Status: Not Recruiting
Phase: Retrospective study
Date of First Enrollment: 2023-01-01
Target Sample Size: peripheral nerve block group:14400;control group:25600;
Countries of Recruitment:
China
To know more, visit https://www.chictr.org.cn...