Geneva, Jan. 12 -- International Clinical Trials Registry received information related to the study (ChiCTR2500114798) titled 'Development and Validation of a Clinical Prediction Model for Medical Abortion Outcomes: A Study Involving Retrospective Model Development and Prospective Validation' on Dec. 17, 2025.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: The First Affiliated Hospital of Zhejiang Chinese Medical University

Condition: medical abortion

Intervention: Failed Medical Abortion Group:None

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-01-01

Target Sample Size: Failed Medical Abortion Group:1200;Successful Medical Abortion Group:4800;

Countries of Recrui...