Geneva, Feb. 2 -- International Clinical Trials Registry received information related to the study (ChiCTR2600116998) titled 'The influence of dexamethasone on postoperative pulmonary complications in elderly patients undergoing upper abdominal surgery' on Jan. 19.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Union Hospital, Tongji Medical College, Huazhong University of Science and Technology

Condition: None

Intervention: Control group:8 milliliters of normal saline was administered during general anesthesia induction

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-01-20

Target Sample Size: Control group:273;Experimental group:273;

Countries of Recruitment: China ...