Table 9.

Chi squares and p values for expanded gene families analysis

	DEFB cluster B	Other refseq genes	Chi square	p value
SV	4	969	7.0135	0.00809
Non-SV	13	12,771
Total	17	13,740

	DEFB cluster D	Other refseq genes	Chi square	p value
SV	4	969	22.4428	0.000002
Non-SV	4	12,780
Total	8	13,749