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Table 2 Intraclass correlation coefficients (ICC) for inter-methods, inter-examiners, and all methods and all examiners combined

From: The accuracy and reliability of digital measurements of gingival recession versus conventional methods

Examiner Method ICC 95% ICC
A CP 0.911 0.869–0.940
CC
DP
DC
B CP 0.907 0.867–0.936
CC
DP
DC
C CP 0.918 0.886–0.943
CC
DP
DC
D CP 0.837 0.759–0.891
CC
DP
DC
Method Examiner ICC 95% ICC
CP A 0.631 0.495–0.737
B
C
D
CC A 0.850 0.765–0.903
B
C
D
DP A 0.900 0.849–0.933
B
C
D
DC A 0.872 0.788–0.920
B
C
D
Agreement between ICC 95% CI
All Methods 0.933 0.920–0.944
All examiners 0.912 0.887–0.931
  1. A, B, C, and D: the four examiners in the study. CP, conventional method using periodontal probe; CC, conventional method of taking measurements on cast model using caliper; DP, digital measurements of intraoral scans; and DC, digital measurements of digitized cast models