Field label;Field content;type;comments MarkerName;name of genetic marker;string;typically rs number Allele1;effect allele ;a-c-g-t; Allele2;other allele;a-c-g-t; Freq1;Frequency of effect allele;numeric; FreqSE;standard error of Freq1;numeric; MinFreq;minimal frequency observed accross cohorts;numeric; MaxFreq;maximal frequency observed accross cohorts;numeric; Effect;Beta of the linear regression;numeric;not interpretable in original units because of the trait transformation StdErr;standard error of Effect;numeric; p-value;p-value of effect's statistical test;numeric; Direction;effect sign for each cohort;3 options: + / - / ?;? Means marker unavailable for that given cohort HetIsq;I-square;numeric;measure of heterogeneity accross cohorts HetChiSq;chi square of heterogeneity measure;numeric; HetDf;Number of degrees of freedom for heterogeneity measure;numeric; HetPVal;p-value of heterogeneity's statistical test;numeric; Rsq;r-square;numeric;measure of imputation quality