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Table 3 Intra- and Inter-rater reliability ICC values

From: Determining the validity and reliability of spinopelvic parameters through comparing standing whole spinal radiographs and upright computed tomography images

Intra-rater reliability Cobb TPA CL T1 slope TK1–12 TK2–12 TK1–5 TK2–5 TK5–12 LL PT PI SS
Xp 0.986(0.970–0.994) 0.938(0.868–0.972) 0.938(0.868–0.972) 0.962(0.918–0.983) 0.97(.0935–0.986) 0.841(0.680–0.925) 0.86(0.715–0.934) 0.709(0.453–0.857) 0.885(0.763–0.947) 0.924(0.840–0.965) 0.932(0.856–0.969) 0.912(0.815–0.959) 0.916(0.824–0.961)
p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001
CT 0.996(0.990–0.998) 0.994(0.987–0.997) 0.990(0.978–0.995) 0.995(0.988–0.998) 0.996(0.992–0.998) 0.995(0.990–0.998) 0.983(0.963–0.992) 0.976(0.949–0.989) 0.993(0.985–0.997) 0.997(0.993–0.999) 0.997(0.994–0.999) 0.98(0.956–0.991) 0.994(0.988–0.997)
p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001
Inter-rater reliability Cobb TPA CL T1 slope TK1–12 TK2–12 TK1–5 TK2–5 TK5–12 LL PT PI SS
Xp 0.891(0.774–0.949) 0.908(0.806–0.957) 0.912(0.633–0.969) 0.924(0.840–0.965) 0.919(0.827–0.963) 0.770(0.550–0.890) 0.784(0.575–0.897) 0.637(0.333–0.820) 0.791(0.587–0.900) 0.883(0.759–0.946) 0.883(0.756–0.946) 0.804(0.609–0.907) 0.866(0.724–0.938)
p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001
CT 0.978(0.953–0.990) 0.992(0.838–0.998) 0.938(0.868–0.972) 0.981(0.958–0.991) 0.971(0.935–0.987) 0.980(0.947–0.992) 0.929(0.848–0.967) 0.929(0.809–0.971) 0.988(0.973–0.994) 0.982(0.961–0.992) 0.982(0.839–0.995) 0.931(0.681–0.977) 0.986(0.955–0.994)
p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001 p < 0.001
  1. Values are shouwn as ICC(95%confidence interval)