# A Privacy-Preserving OCR-LLM System for Coronary Syndrome Subtyping From Admission HPI: Multicenter Validation in China and the US

> **NCT07449429** · — · NOT_YET_RECRUITING · sponsor: **China National Center for Cardiovascular Diseases** · enrollment: 10 (estimated)

## Conditions studied

- Coronary Artery Disease (CAD) (E.G., Angina, Myocardial Infarction, and Atherosclerotic Heart Disease (ASHD))
- Acute Coronary Syndromes
- ST-segment Elevation Myocardial Infarction (STEMI)
- Non-ST-Segment Elevation Myocardial Infarction (NSTEMI)

## Interventions

- **DEVICE:** OCR-Prompt-LLM Information Extraction and Classification Workflow (OCR-Prompt-LLM)
- **DEVICE:** Manual Clinical Data Review

## Key facts

- **NCT ID:** NCT07449429
- **Lead sponsor:** China National Center for Cardiovascular Diseases
- **Sponsor class:** OTHER_GOV
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-02-28
- **Primary completion:** 2026-03-08
- **Final completion:** 2026-03-08
- **Target enrollment:** 10 (ESTIMATED)
- **Last updated:** 2026-03-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07449429

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07449429, "A Privacy-Preserving OCR-LLM System for Coronary Syndrome Subtyping From Admission HPI: Multicenter Validation in China and the US". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT07449429. Licensed CC0.

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