Table 8.

Heritability estimates for hippocampal subfield volumes, calculated using FreeSurfer v6.0 (QTIM cohort, N = 728, 4 T).

Region	QTIM
	h2	Std. error	p-Value
Hippocampal fissure	0.56	0.06	1.90 × 10−14
Parasubiculum	0.57	0.05	6.16 × 10−17
Fimbria	0.64	0.05	3.06 × 10−19
HATA	0.67	0.04	2.76 × 10−24
CA3	0.75	0.03	4.23 × 10−33
Subiculum	0.76	0.03	5.02 × 10−32
CA4	0.79	0.03	1.27 × 10−38
Presubiculum	0.72	0.04	6.80 × 10−30
CA1	0.84	0.02	2.54 × 10−47
Granule cells of DG	0.82	0.03	5.66 × 10−41
Molecular layer of DG	0.85	0.02	2.56 × 10−49
Whole hippocampus	0.88	0.01	1.19 × 10−54
Hippocampal tail	0.84	0.02	3.28 × 10−44