Exploring the displacement characteristics of Garden III femoral neck fractures and the reliability, validity, and value of the anteroposterior Garden Index in assessing displacement severity

Table 3 Measurement results and correlation coefficients for Garden Index position, fracture endpoint contact surface area, and upward distance of femoral neck in patients with Garden III femoral neck fractures

Metric	Garden Index position (°)	Fracture endpoint contact surface area (mm²)	Upward distance of Femoral Neck (mm)
Minimum	103	86	7
Maximum	160	768	29
Mean	134	294	18
Standard deviation	19	194	6
Correlation coefficient	–	0.82	− 0.79
P value		< 0.001	< 0.001

ISSN: 1749-799X