Within each file, the data are presented as follows:

rsID	
allele1	is the coded allele
allele2	is the noncoded allele
freqA1	is the frequency of allele1 from the Hapmap CEU (European ancestry analyses) or HapMap YRI (African ancestry analyses)
beta	is the beta-coefficient for allele1 (rounded to 2 significant digits)
se	is the double GC corrected standard error (rounded to 2 significant digits)
pval	is the double GC corrected p-value (rounded to 2 significant digits)
N	is the sample size