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NOT YET RECRUITING
NCT07829731
NA

Physician-Supervised GPT Assistance for Communicating Cardiopulmonary Exercise Test Results

Sponsor: Shanghai Zhongshan Hospital

View on ClinicalTrials.gov

Summary

Cardiopulmonary exercise testing requires clinicians to integrate multiple physiological measurements and explain their meaning, limitations, safety implications, and appropriate next steps. This randomized two-period crossover study will evaluate whether physician-supervised GPT-assisted drafting preserves the clinical acceptability of final patient-facing responses while reducing task completion time compared with physician-only drafting. Licensed physicians or institutionally recognized clinical trainees will respond in Chinese to 20 synthetic cardiopulmonary exercise testing scenarios. Each participant will complete 10 scenarios in each condition using two non-overlapping case sets. In the GPT-assisted condition, a frozen model-generated draft will be displayed and may be edited, deleted, or completely rewritten by the physician. The primary hypothesis is that GPT-assisted drafting is noninferior to physician-only drafting for clinical acceptability, using a noninferiority margin of 5 percentage points. Completion time will be evaluated for superiority only if noninferiority is established.

Official title: A Randomized Crossover Study of Physician-Supervised GPT-Assisted Drafting for Communication of Cardiopulmonary Exercise Test Results

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

80

Start Date

2026-09-23

Completion Date

2026-11-16

Last Updated

2026-09-21

Healthy Volunteers

Yes

Interventions

OTHER

Physician-Supervised GPT-Assisted Drafting

A frozen GPT-generated draft will be displayed for each synthetic case. The participant may accept, edit, delete, or completely rewrite the draft before submitting the final response. The participant remains responsible for the final response. Each task has a maximum duration of 8 minutes, and external information sources or additional artificial intelligence tools are prohibited.

OTHER

Physician-Only Drafting

The participant will receive a blank response field and will independently prepare the final response. Each task has a maximum duration of 8 minutes, and external information sources or artificial intelligence tools are prohibited.

Locations (1)

Zhongshan Hospital, Fudan University

Shanghai, Shanghai Municipality, China