Table 2 Study-level heritability (h2) estimates for T2D among 8,240,835 overlapping variants.

From: Variant level heritability estimates of type 2 diabetes in African Americans

 

T2D Cases/Controls

Case proportion

Method

Model 1

Model 2

Model 3

h2 (SE)

h2 (SE)

h2 (SE)

REGARDS

2516/5996

0.30

LDAK

0.19 (0.05)

0.18 (0.05)

0.18 (0.05)

GCTA

0.25 (0.06)

0.24 (0.06)

0.24 (0.06)

GenHAT

2776/2722

0.50

LDAK

0.19 (0.08)

0.19 (0.08)

0.18 (0.08)

GCTA

0.21 (0.10)

0.21 (0.10)

0.21 (0.10)

eMERGE

2665/2660

0.50

LDAK

0.33 (0.08)

0.33 (0.08)

0.33 (0.08)

GCTA

0.31 (0.09)

0.32 (0.09)

0.32 (0.09)

  1. SE standard error.
  2. Model 1: Base model.
  3. Model 2: PC 1–4.
  4. Model 3: PC 1–4 + age + sex.