ScienceContemporaryChinahigh confidence

Over 30 years, the combined lifestyle intervention in the Da Qing Diabetes Prevention Study was associated with fewer cardiovascular disease events than control (hazard ratio 0.74, 95% CI 0.59–0.92; p=0.0060).

Notes on verification

Confirmed by multiple independent sources including the peer-reviewed Lancet Diabetes & Endocrinology publication, PubMed abstract, and preprint, all matching exact statistical values. [tier=gold indep_score=1.0 clusters=3 claim_tier=notable]

Sources