. Author manuscript; available in PMC: 2007 May 30.

Published in final edited form as: Nature. 2005 Oct 27;437(7063):1299–1320. doi: 10.1038/nature04226

Table 5.

Haplotype blocks in ENCODE regions, according to two methods

Parameter	YRI	CEU	CHB + JPT
Method based on a composite of local D’ values³⁰
Average number of SNPs per block	30.3	70.1	54.4
Average length per block (kb)	7.3	16.3	13.2
Fraction of genome spanned by blocks (%)	67	87	81
Average number of haplotypes (MAF ≥ 0.05) per block	5.57	4.66	4.01
Fraction of chromosomes due to haplotypes with MAF ≥ 0.05 (%)	94	93	95
Method based on the four gamete test⁵¹
Average number of SNPs per block	19.9	24.3	24.3
Average length per block (kb)	4.8	5.9	5.9
Fraction of genome spanned by blocks (%)	86	84	84
Average number of haplotypes (MAF ≥ 0.05) per block	5.12	3.63	3.63
Fraction of chromosomes due to haplotypes with MAF ≥ 0.05 (%)	91	95	95