| Factor | OR | P | a OR | P |
---|---|---|---|---|---|
Grade 1 | Â | Â | Â | Â | Â |
Surgery approach | Â | Â | Â | Â | |
HR | 3.429 (1.106–10.631) | 0.029 | 3.423(1.073–10.918) | .038 | |
VR | Reference | Â | Â | Â | |
Grade 2 | Â | Â | Â | Â | Â |
Surgery approach | Â | Â | Â | Â | |
HR | 0.848 (0.165–4.374) | 0.844 | 0.840(0.138–5.121) | .850 | |
VR | Reference | Â | Â | Â | |
Grade 3 | Â | Â | Â | Â | Â |
Surgery approach | Â | Â | Â | Â | |
HR | 0.294 (0.094–0.904) | 0.029 | 0.286 (0.087–0.938) | .039 | |
VR | Reference | Â | Â | Â |