Create pval index from GWAS-VCF file

Source: R/pval_index.r

Create a separate file called <id>.pvali which is used to speed up p-value queries.

create_pval_index_from_vcf(vcffile, maximum_pval, indexname)

Arguments

vcffile

VCF filename

maximum_pval

Maximum p-value to include. Default = 0.05

indexname

index file name to create. Deletes existing file if exists.