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Table 1 Heritability estimates of various complex diseases and traits

From: An epidemiological perspective on the future of direct-to-consumer personal genome testing

Disease or trait Heritability Reference
Eye color > 99% [18]
Type 1 diabetes 88% [19]
Schizophrenia 81% [20]
Alzheimer's disease 79% [21]
Height 70-87% (m), 68-85% (v) [22]
Obesity 65-84% (m), 64-79% (w) [23]
Smoking persistence 59% (m), 46% (w) [24]
Anorexia nervosa 56% [25]
Rheumatoid arthritis 53-65% [26]
Panic disorder 43% [27]
Prostate cancer 42% [28]
Migraine 40-50% [29]
Heart attack 38% (m), 57% (w) [30]
Smoking initiation 37% (m), 55% (w) [24]
Depression 37% [31]
Colorectal cancer 35% [28]
Anxiety disorder 32% [27]
Homosexuality 30% (m), 50-60% (w) [32]
Breast cancer 27% [28]
Type 2 diabetes 26% [33]
Lung cancer 26% [28]
Happiness 22% (m), 41% (w) [34]
  1. Heritability and frequency estimates are obtained from published studies and meta-analyses. m = men, w = women.