Clinical Outcome and Biomechanical Analysis of Dynamic Hip Screw Combined with Derotation Screw in Treating Displaced Femoral Neck Fractures Based on Different Reduction Qualities in Young Patients (≤65 Years of Age)

Table 1

Interobserver reliability of the radiographic characteristics.

Characteristics	ICC or	95% CI	value
Pauwels classification,	0.798	0.608 to 0.988	<0.001
Garden classification,	0.837	0.682 to 0.992	<0.001
Femora neck shortening, ICC	0.916	0.868 to 0.947	<0.001
Femoral neck varus, ICC	0.889	0.826 to 0.930	<0.001

Abbreviations: CI: confidence interval; ICC: intraclass correlation coefficient; : kappa coefficient. Statistically significant difference.