Methods for root length determination | Intraexaminer reliability | Interexaminer reliability | ||
---|---|---|---|---|
Examiner 1 | Examiner 2 | 1st evaluation | 2nd evaluation | |
ICC (95% CI) | ICC (95% CI) | ICC (95% CI) | ICC (95% CI) | |
Natural posterior teeth (n = 78 canals in 21 teeth) | ||||
Radiographic | 0.980 (0.968 to 0.987) | 0.966 (0.947 to 0.978) | 0.978 (0.956 to 0.988) | 0.982 (0.970 to 0.989) |
Mini Apex | 0.984 (0.976 to 0.990) | 0.995 (0.991 to 0.997) | 0.933 (0.896 to 0.957) | 0.936 (0.902 to 0.959) |
Root ZX | 0.986 (0.979 to 0.991) | 0.992 (0.986 to 0.995) | 0.949 (0.921 to 0.967) | 0.933 (0.897 to 0.957) |
Artificial posterior teeth (n = 63 canals in 21 teeth) | ||||
Radiographic | 0.976 (0.960 to 0.985) | 0.983 (0.970 to 0.990) | 0.912 (0.858 to 0.946) | 0.929 (0.885 to 0.956) |
Mini Apex | 0.988 (0.981 to 0.993) | 0.994 (0.991 to 0.997) | 0.971 (0.952 to 0.982) | 0.963 (0.939 to 0.977) |
Root ZX | 0.993 (0.988 to 0.996) | 0.997 (0.994 to 0.998) | 0.959 (0.933 to 0.975) | 0.959 (0.932 to 0.976) |