female_chronic_pain-bgen.stats.gz = sumstats for BOLT-LMM MCP GWAS in females
male_chronic_pain-bgen.stats.gz = as above in males
METAANALYSIS1_het.TBL = GWAS meta-analysis output (meta-analysis of sex-stratified outputs)
METAANALYSIS1_het_INFO.TBL = INFO file accompanying GWAS meta-analysis output
colnames files ending .gz
SNP = rsID
CHR = chromosome
BP = base pair position
GENPOS = genetic position either from bim file or interpolated from genetic map.
ALLELE1 = effect allele
ALLELE0 = other allele (equivalent to allele 2 standard notation)
A1FREQ = effect allele frequency
INFO = imputation (IMPUTE2) info score
CHISQ_LINREG = chi-squared statistic (linear regression)
P_LINREG = p value for above
BETA = effect size value for LMM GWAS model
SE = standard error of above effect size
CHISQ_BOLT_LMM_INF = chi-squared statistic for LMM (infinitesimal model)
P_BOLT_LMM_INF = p value for BETA
CHISQ_BOLT_LMM = chi-squared statistic for LMM (non-infinitesimal model)
P_BOLT_LMM = p value for LMM (non-infinitesimal model)
colnames meta-analysis output
"MarkerName" = rs ID
"Allele1" = allele 1 (effect allele)
"Allele2" = allele 2
"Effect" = effect size value
"StdErr" = standard error of effect size
"P-value" = p value for effect size
"Direction" = direction of effect (negative or positive) in each contributing GWAS
"HetISq" = I-squared value
"HetChiSq" = chi-squared statistic for heterogeneity test
"HetDf" = degrees of freedom for heterogeneity test
"HetPVal" = p value for heterogeneity (I-squared) value