After up to 30 years of follow-up in the Da Qing Diabetes Prevention Study, 540 of 576 participants (94%) were assessed for outcomes, including 135 control-group and 405 intervention-group participants.
Notes on verification
Verbatim match across PubMed, Lancet, and ScienceDirect abstracts for the peer-reviewed Li et al. 2019 study; multiple independent high-quality sources corroborate exact figures. [tier=gold indep_score=1.0 clusters=3 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://www.thelancet.com/journals/landia/article/PIIS2213-8587(19)30093-2/abstract (corroboration)