Table 3.

SNP heritability (h²_SNP) of HRSD depression sub-scales (full sample, N=1558)

Model	N	h2SNP	(SE)	P
No Covariates
Somatic	1558	0.296	0.159	0.035
Depression	1558	0.143	0.132	0.036
Insomnia	1558	0.303	0.134	<0.001
Anxiety	1558	0.047	0.068	0.109
Age as covariate
Somatic	1558	0.321	0.160	0.025
Depression	1558	0.147	0.133	0.033
Insomnia	1558	0.277	0.130	<0.001
Anxiety	1558	0.049	0.070	0.105
Gender as covariate
Somatic	1558	0.296	0.159	0.035
Depression	1558	0.143	0.133	0.037
Insomnia	1558	0.303	0.134	<0.001
Anxiety	1558	0.048	0.069	0.108
APCs as covariate
Somatic	1558	0.359	0.163	0.010
Depression	1558	0.127	0.165	0.214
Insomnia	1558	0.241	0.152	0.035
Anxiety	1558	<0.001	0.163	0.500
Age, Gender, APCs as covariates
Somatic	1558	0.336	0.163	0.014
Depression	1558	0.127	0.165	0.214
Insomnia	1558	0.211	0.151	0.054
Anxiety	1558	<0.001	0.164	0.500

Abbreviations: P - p-value form the one-tailed t-tests; SE - standard error of the estimate