extremely significantp < 0.005
Some extremely significant heritability (h2_observed_ p < 0.005, Genetic Correlation Z-score >10.00) were confirmed, including sleep duration (h2_observed_ p = 7.96 × 10 −26 , Genetic Correlation Z-score = 10.51) and chronotype (h2_observed_ p = 1.06 × 10 −52 , Genetic Correlation Z-score = 15.28).