Geneva, Jan. 12 -- International Clinical Trials Registry received information related to the study (ChiCTR2500115186) titled 'An Observational Study on the Safety and Efficacy of Immunotherapy Combined With Concurrent Chemoradiotherapy in Elderly Patients With Esophageal Squamous Cell Carcinoma' on Dec. 23, 2025.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Chongqing University Three Gorges Hospital(Chongqing Three Gorges Central Hospital)

Condition: Esophageal cancer

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2025-12-25

Target Sample Size: Observation group:40;

Countries of Recruitment: China

To know more, visit https://www.chictr.org.cn/showproj.html?proj=29100...