Research Article
The Feasibility of Using the Direct Anterior Approach for Total Hip Arthroplasty or Bipolar Hemiarthroplasty to Treat Femoral Neck Fractures among the Elderly
Figure 1
(a) Kaplan–Meier survival analysis showed no statistical difference between the THA group and the BHA group. (b) To confirm the diagnostic accuracy, ROC analysis was performed by evaluating the area under the curve (AUC). The AUC for identifying death was 0.904 (95% CI 0.811–0.998). Based on the ROC analysis, a cut-off value was the ASA score. The score of 3 and above was defined as the risk-high group, and the score of 2 and below was defined as the low-risk group to clarify the survival rate. (c) In performing chi-square analysis, there was no increased death in the THA group even in ASA 3 and above.
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