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Table 2 Intra- and Interobserver agreement

From: Surgical correction for adult spinal deformity increases acetabular lateral coverage of femoral heads

Variable

Intra-observer ICC (95% CI)

Inter-observer ICC (95% CI)

TA

0.92 (0.79–0.97)

0.87 (0.76–0.95)

SA

0.86 (0.65–0.95)

0.96 (0.90–0.98)

LCEA

0.92 (0.81–0.97)

0.89 (0.71–0.96)

  1. ICC Intraclass correlation coefficient, CI Confidence interval, TA Tönnis angle, LCEA Lateral center edge angle, SA Angle of Sharp.
  2. ICC calculated using the 2-way-random effects model.