Table 1. Parameters for ROH detection using PLINK v1.9

Parameter	PLINK1.9 command	Value
Size of sliding window (Number of SNPs)	--homozyg-window-snp	39
Minimum number of heterozygotes within the sliding window	--homozyg-window-het	1
Minimum number of missing SNPs within the sliding window	--homozyg-window-missing	3
Minimum number of SNPs within ROH	--homozyg-snp	65
Maximum gap (kb) between SNPs within ROH	--homozyg-gap	80
Minimum length (kb) of ROH	--homozyg-kb	500

ROH, runs of homozygosity; SNP, single nucleotide polymorphism.