Table 2 The relationship between the blood flow of spiral arteries and IVF-ET outcomes
Groups | Pregnancy group (n, %) | Implantation rate of embryos | |||
|---|---|---|---|---|---|
| Â | Non-pregnancy | Intrauturine living embryo | Poor pregnancy outcome | No. implanted embryos | % |
Group A (n = 10) | 9 (90%) | 0 (0%) | 1 (10%) | 0 (0/23) | 0 |
Group B (n = 82) | 54 (65.9%) | 14 (17.1%) | 14 (17.1%) | 40 (40/201) | 19.9 |
Group C (n = 90) | 29 (32.2%) | Â | 5 (5.6%) | 68 (68/205) | 33.2 |
x2, P value | Â | Â | Â | Â | Â |
A-B | Â | 2.74, 0.254 | Â | Â | 5.57, 0.018 |
A-C | Â | 14.43, 0.001 | Â | Â | 10.87, 0.000 |
B-C | Â | 36.70, 0.000 | Â | Â | 9.15, 0.003 |