Step | Variable | Odds ratio | 95Â % confidence interval | P value |
---|---|---|---|---|
Step 1 | Â | Â | Â | Â |
 | Oct3/4 | 8.378 | 1.243–56.486 | 0.029* |
 | Nanog | 6.092 | 0.688–53.953 | 0.104 |
 | Vascular invasion+ | 6.135 | 0.585–64.284 | 0.130 |
 | Mode of invasion, grade 3,4 | 2.843 | 0.326–24.785 | 0.344 |
 | Muscular invasion+ | 1.773 | 0.196–16.049 | 0.610 |
Step 2 | Â | Â | Â | Â |
 | Oct3/4 | 8.207 | 1.223–55.057 | 0.030* |
 | Nanog | 6.747 | 0.818–55.645 | 0.076 |
 | Vascular invasion+ | 7.550 | 0.819–69.634 | 0.075 |
 | Mode of invasion, grade 3,4 | 3.636 | 0.510–25.934 | 0.198 |
Step 3 | Â | Â | Â | Â |
 | Oct3/4 | 10.872 | 1.765–66.963 | 0.010* |
 | Nanog | 5.397 | 0.750–38.852 | 0.094 |
 | Vascular invasion+ | 10.151 | 1.018–101.262 | 0.048* |
Step 4 (The final step) | Â | Â | Â | |
 | Oct3/4 | 14.781 | 2.694–81.102 | 0.002* |
 | Vascular invasion+ | 12.934 | 1.568–106.684 | 0.017* |