Geneva, Feb. 13 -- International Clinical Trials Registry received information related to the study (ChiCTR2600118259) titled 'Effect of fixed-dose versus body weight-based intravenous analgesia pumps on analgesic efficacy after urethral repair and reconstruction surgery in non-obese patients: A prospective cohort study (The NOPE Trial)' on Feb. 3.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine

Condition: Urethral repair and reconstruction surgery Post-operative pain

Intervention: Sufentanil group:None

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-02-28

Target Sample Siz...