. Author manuscript; available in PMC: 2014 Aug 1.

Published in final edited form as: Mol Psychiatry. 2013 Dec 17;19(2):168–174. doi: 10.1038/mp.2013.166

Table 3.

Polygenic overlap between cognitive alleles (derived from COGENT meta-analysis using p<0.3 threshold) and schizophrenia in four case-control cohorts.

SCZ Dataset	# overlapping SNPs	R² for SCZ	p value	direction
MGS European-American	17,237	0.41%	1.3*10⁻⁶	negative
Japan	6,468	0.38%	0.039	negative
Ashkenazi Jewish	15,151	0.16%	0.041	negative
MGS African-American	17,382	0.00%	0.958	positive
Meta-analysis			3.6*10⁻⁷	negative