O-17 - Meta-analysis region gradient - egg-T2D RR US 1.18, Europe 0.99, Asia 0.82, p-interaction 0.01
O-17 — Region stratification of the same pooled cohort set; the US stratum is dominated by the Harvard cohorts.
Link to original
Why this is evidence
A US-harmful / Asia-protective T2D gradient is a between-population contingency, supporting background-diet-indexing (H-38) over a fixed intrinsic property (H-17); a comparator-only framing (H-23) does not by itself predict a regional split.