A case-control study on the combined effects of p53 and p73 polymorphisms on head and neck cancer risk in an Italian population

Table 3 Pairwise haplotype frequencies in SCCHN patients and controls.

	No. alleles	Estimated haplotype frequency				D'
		‡ 1 - 1	1 - 2^	2 - 1	2 - 2
Intron 3-exon 4 †
Cases	566	0.740	0.052	0.086	0.120	0.61
Controls	590	0.716	0.030	0.120	0.131	0.74
Intron 3-intron 6†
Cases	566	0.772	0.055	0.058	0.115	0.61
Controls	590	0.763	0.074	0.035	0.128	0.73
Exon 4-intron 6*
Cases	566	0.744	0.049	0.086	0.121	0.64
Controls	590	0.719	0.026	0.076	0.176	0.83

ISSN: 1471-2407