Ultrasound Factor V Leiden Factor V Leiden Factor V Leiden Factor V Leiden Factor V Leiden Factor V Leiden χ2 FEp
Normal Normal Heterozygous Heterozygous Homozygous Homozygous
No. % No. % No. %
7w-8w 0 0.0 0 0 0 0.0 - -
8w-9w 4 10.0 1 2.5 0 0.0 0.291 0.590
9w-10w 8 20.0 1 2.5 0 0.0 2.266 0.233
10w-11w 3 7.5 2 5 0 0.0 0.272 0.627
11w-12w 8 20.0 3 7.5 0 0.0 0.054 1.000
12w-13w 3 7.5 2 5 0 0.0 0.272 0.627
13w-14w 2 5.0 3 7.5 0 0.0 2.449 0.149
Total 28 70.0 12 30.0 0 0.0