DEC 22, 2025 · JOURNAL ARTICLE
Cancer and dementia incidence are strongly correlated worldwide: evidence from cross-national regression analyses.
Future Science Oa
Cross-national ecological regression study with 204 countries showing strong statistical correlation (r=0.873, ρ=0.938) between cancer and dementia incidence, but lacks individual-level causal evidence and relies on observational data without randomization or prospective design.
Reported
Pearson correlation coefficientr=0.873
Spearman rank correlationρ=0.938
P-valuep<0.001