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Multivariate cox regression analysis of the prognostic factors affecting survival.
| Factors | aHR (95% CI) | P Value |
|---|---|---|
| Preoperative Frankel grades | 0.683 (0.198–2.356) | 0.547 |
| Postoperative Frankel grades | 0.184 (0.037–0.908) | 0.038a |
| Postoperatively radioactive iodine therapy | 0.385 (0.121–1.225) | 0.106 |
aHR, adjusted hazard ratio; CI, confidence interval.
P value less than 0.05 were considered statistically significant.
