Table 2 Intraclass correlation coefficient (ICC) between 2 operators and between results measured by the same operator.

From: The comparison of bone mineral density of femoral head between non-hip fracture side and hip fracture side

 

Layer

ICC

95% CI

P

Results measured

by two operators

Upper

0.941

0.919–0.957

0.000

Middle

0.983

0.977–0.988

0.000

Lower

0.941

0.920–0.957

0.000

Results measured

by the same operator

Upper

0.985

0.979–0.989

0.000

Middle

0.996

0.994–0.997

0.000

Lower

0.985

0.979–0.989

0.000

  1. CI confidence interval.