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Filter variants by minor allele frequency

Source: R/data-helpers.R
maf_filter.Rd

Keep only variants with allele frequency within a specified range. Requires the AF column.

Usage

maf_filter(data, min_maf = 0.01, max_maf = 0.5)

Arguments

data

A gwas_data object or data.frame with an AF column.

min_maf

Minimum minor allele frequency (default 0.01).

max_maf

Maximum minor allele frequency (default 0.5).

Value

A filtered gwas_data object.

Examples

data(example_gwas)
common <- maf_filter(example_gwas, min_maf = 0.05)