Table 3 Multivariate Cox analyses of the prognostic factors of local recurrence-free survival and overall survival in patients with extra-axial chondroblastoma
Factors | Categories | Numbers | Local recurrence-free survival | Overall survival | ||
|---|---|---|---|---|---|---|
P-value | HR (95% CI) | P-value | HR (95% CI) | |||
Type of resection | Wide | 27 | 0.019 | 4.774 (1.295–17.593) | 0.039 | 5.405 (1.086–26.901) |
Not wide | 34 | Â | Â | Â | Â | |
Surrounding tissue invasion | No | 18 | 0.041 | 3.052 (1.048–8.889) | 0.102 | 2.626 (0.826–8.344) |
Yes | 43 | Â | Â | Â | Â | |
Adjuvant radiotherapy | No | 54 | 0.313 | 1.739 (0.593–5.096) | 0.365 | 1.728 (0.529–5.639) |
Yes | 17 | Â | Â | Â | Â | |
Postoperative sensory or motor dysfunction | No | 33 | / | / | 0.032 | 0.242 (0.066–0.887) |
Yes | 38 | Â | Â | Â | Â | |