Table 6. DNA variant extraction error types and their frequency are presented for each system.

Only the tools that perform DNA variant extraction are considered. The tools are Extractor of Mutations (EMU), tmVar and SNP Extraction Tool for Human Variations (SETH).

FP	Variant type	Count
EMU tmVar SETH	DELETION SUBSTITUTION DELETION SUBSTITUTION DELETION	1 1 1 1 1
FN	Variant type	Count
EMU tmVar SETH	SUBSTITUTION DELETION SUBSTITUTION SUBSTITUTION DELETION	12 5 9 10 2