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Table 1 Table 1 The intra-rater reliability and inter-rater reliability of the manual and the matlab method

From: Reliability of two different measuring techniques with computer tomography for penetration and distribution of cement in the proximal tibia after total knee arthroplasty

 Manual: Intra-rater reliabilitya
ICC
(95% CI)
Manual: Inter-rater reliabilityb
ICC
(95% CI)
Inter-method reliabilitya
ICC
(95% CI)
Matlab: Intra-rater reliabilitya
ICC
(95% CI)
Matlab: Inter-rater reliabilityb
ICC
(95% CI)
Cement % at 1 mm0.26
(0.13–0.39)
0.36
(0.23–0.47)
0.24
(0.11–0.37)
0.99
(0.98–0.99)
0.99
(0.98–0.99)
Cement % at 3 mm0.35
(0.22–0.47)
0.52
(0.42–0.62)
0.22
(0.09–0.35)
0.99
(0.99–0.99)
0.99
(0.99–0.99)
Cement % at 5 mm0.37
(0.25–0.49)
0.22
(0.08–0.35)
0.19
(0.06–0.32)
0.98
(0.98–0.98)
0.99
(0.98–0.99)
  1. aObserver 1
  2. bObserver 1 (first measurement) vs. Observer 2
  3. ICC = Intraclass Correlation Coefficient
  4. CI Confidence Interval