Table 1. Performance in the picture-based episodic memory task according to genotype in the screening and in the replication sample.

Screening sample (n = 359)
KCNB2 (rs7006287) - KCNH5 (rs243146) genotypes
	AA/AAn = 43	AA/AGn = 49	AA/GGn = 14	AG/AAn = 63	AG/AGn = 72	AG/GGn = 33	GG/AAn = 39	GG/AGn = 35	GG/GG n = 9	Beta	Stat	p-value
Number of recalled pictures (mean, s.e.)	15.98±0.53	18.57±0.46	17.29±0.64	17.41±0.36	16.42±0.84	16.39±0.56	19.38±0.46	17.49±0.58	13.78±2.73	−1.83	23.55	0.0000012

Abbreviations: standard error of the mean, s.e.