In 1986, 33 clinics in Da Qing, China, were randomly assigned to control or to diet, exercise, or combined diet-and-exercise interventions for 577 adults with impaired glucose tolerance.
Notes on verification
Confirmed by multiple independent, high-quality sources including peer-reviewed journal abstracts (Diabetes Care, Diabetologia, Lancet Diabetes & Endocrinology) and PubMed, all matching the claim's details precisely. [tier=gold indep_score=1.0 clusters=4 claim_tier=notable]
Sources
- 30-year results of the Da Qing Diabetes Prevention ... (seed:health_and_medicine)
- https://www.sciencedirect.com/science/article/abs/pii/S2213858719300932 (corroboration)
- https://pubmed.ncbi.nlm.nih.gov/31036503/ (corroboration)
- https://link.springer.com/article/10.1007/s00125-010-1948-9 (corroboration)
- https://diabetesjournals.org/care/article/20/4/537/22408/Effects-of-Diet-and-Exercise-in-Preventing-NIDDM (corroboration)