Table 4. Plink univariate association results per educational time-point (BG2, EG2, MG3, G6).

				BG2			EG2			MG3			G6
Trait	Test	SNP	N	β	EMP1	N	β	EMP1	N	β	EMP1	N	β	EMP1
NWRF	Klepel	rs759178				160	−0.162	0.167	160	0.011	0.929	110	−0.076	0.584
WRF	DMT	rs6935076	156	0.243	0.058	157	0.243	0.042
	EMT	rs6935076							157	0.245	0.047	110	0.280	0.054
RAN	RANdig	rs761100	158	−0.339	0.001	161	−0.294	0.009	162	−0.286	0.009	111	−0.256	0.062
	RANdig	rs2038137	160	−0.302	0.006	163	−0.290	0.014	164	−0.307	0.005	112	−0.248	0.063
NWR	NWR	rs17236239							159	0.283	0.025

Abbreviations: N: number of individuals in the analysis. β: regression coefficient for the major allele; EMP1, empirical P-values (10 000 permutations); BG2, beginning grade 2; EG2, end grade 2; MG3, middle grade 3; G6, grade 6; NWRF, nonword reading fluency; WRF, word reading fluency, RANdig, rapid naming; NWR, nonword repetition.