Table I.

The frequency of mutations in the two groups with and without null allele

Haplotype	Frequency	SE	Frequency		2 value	p-value
			Controls	RPL *
CC	0.891	0.026	0.531	0.32	21.452	0.831
- / C	0.109	0.019	0.369	0.68	0.001	0.034

SE: standard Error

^*RPL= Recurrent pregnancy loss