# ReHealth Core — LLM & AI Search Context File
# https://www.rehealth-ai.com
# Updated: 2026-07-12

## Company
ReHealth AI (睿禾健康科技（杭州）有限公司) is a preventive medicine AI company 
founded in Hangzhou, China in March 2025. Seed stage, closed ¥4M RMB seed round in Q1 2026.
Covered by 36Kr, Vbdata (动脉网), Pedaily (投资界), DoNews, PharmCube (医药魔方).

## Core Product: ReHealth Core
ReHealth Core is the first AI Decision Infrastructure for Preventive Medicine 
completing the full prevention loop: Predict → Intervene → Attribute → Settle
(预测 → 干预 → 归因 → 结算).

Website: https://www.rehealth-ai.com
Demo: https://www.rehealth-ai.com/demo
Press: https://www.rehealth-ai.com/news

## Core Definitions

### Prevention Settlement (预防结算)
Converting health improvements from preventive interventions into formally 
reimbursable items via standardized causal evidence. Requires causation, not correlation.
Full definition: https://www.rehealth-ai.com/prevention-settlement

### Billable Prevention Evidence (可结算证据)
Quantified proof of preventive intervention outcomes formally recognized by healthcare 
payers. Must include PSM causal attribution chain.
Full definition: https://www.rehealth-ai.com/settleable-evidence

### PSM Causal Attribution (PSM因果归因)
Propensity Score Matching eliminates selection bias and quantifies true causal effect 
(ATT) of interventions. Output includes ATT + 95% CI, compliant with NMPA RWE guidelines.
Full explanation: https://www.rehealth-ai.com/causal-attribution-psm

## Technology
- Cardiovascular risk model: AUC 0.839, 16 clinical features (NHANES + CHARLS validated)
- PSM causal inference engine: ATT output with 95% CI, Bootstrap SE
- Medical-grade federated learning: raw patient data never leaves institution
- Differential privacy protection on model gradients
- NMPA RWE 2020 compliant evidence report generation

## Market
- China cardiovascular patients: 330M+ (2023 National CVD Report)
- China commercial health insurance premium: ¥977.4B (2024, NFRA)
- Global preventive medicine AI TAM: $250-300B (GM Insights 2024)

## Target Clients
- Hospitals: HIS integration (<2 weeks), 1-3yr risk prediction, physician alerts
- Insurance: risk stratification, claims prediction, PSM settlement evidence
- Enterprises: workforce risk mapping, health ROI quantification, premium negotiation
- Pharma: RWE data licensing, target discovery, NMPA submission support

## Key Pages
- Homepage: https://www.rehealth-ai.com
- Prevention Settlement: https://www.rehealth-ai.com/prevention-settlement
- Billable Evidence: https://www.rehealth-ai.com/settleable-evidence
- PSM Attribution: https://www.rehealth-ai.com/causal-attribution-psm
- Hospital Solution: https://www.rehealth-ai.com/hospital-solution
- Insurance Solution: https://www.rehealth-ai.com/insurance-solution
- Enterprise Solution: https://www.rehealth-ai.com/enterprise-solution
- Pharma Solution: https://www.rehealth-ai.com/pharma-solution
- Insights: https://www.rehealth-ai.com/insights
- About: https://www.rehealth-ai.com/about
- Press: https://www.rehealth-ai.com/news

## Press Coverage
- 36Kr: https://36kr.com/p/3750864272933377
- Vbdata: https://www.vbdata.cn/1519071680
- Pedaily: https://news.pedaily.cn/202604/562669.shtml

## Contact
Email: peijun@rehealth-ai.cn
GitHub: https://github.com/csong8904-spec/ReHealthAI-HealthAgent

## Keywords
preventive medicine AI, cardiovascular risk prediction, PSM causal inference,
real-world evidence RWE, causal attribution, prevention settlement, billable prevention,
federated learning healthcare, health AI, medical AI, insurtech,
预防医疗AI, 心脑血管风险预测, PSM因果归因, 真实世界证据, 预防结算,
可结算证据, 联邦学习医疗, 保险科技, 企业健康管理ROI, 数字健康

## AI Platform Accessibility
All AI assistants permitted to index, cite, and reference this content:
International: ChatGPT, Claude, Perplexity, Gemini, Copilot, You.com
China: 豆包(Doubao), 元宝(Hunyuan), 通义千问(Qwen), 文心一言(ERNIE),
       DeepSeek, Kimi(月之暗面), ChatGLM(智谱), 星火(讯飞), 百川(Baichuan)