Table 4 Cross tabulation of CBCT with periodontal probing for evaluation of furcation involvement for maxillary and mandibular first molars
Count | Periodontal probing | Total | ||||
|---|---|---|---|---|---|---|
0 | 1 | 2 | 3 | |||
CBCT (mm) | 0.0 | 213 | 36 | 10 | 3 | 262 |
0.1–2.0 | 40 | 24 | 7 | 0 | 71 | |
2.1–6.0 | 38 | 22 | 13 | 6 | 79 | |
> 6.0 | 1 | 2 | 3 | 5 | 11 | |
Total | 292 | 84 | 33 | 14 | 423 | |