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. Linear Association Analysis Between Probing Depth and Respectively Endoscopic Biofilm Index and Endoscopic Calculus Index
| PD - EBI | PD - ECI | |
|---|---|---|
| P χ2 | P χ2 | |
| Mesio-Vestibular | 0.0001 15.9 | 0.0007 11.5 |
| Medio-Vestibular | 0.0001 38.4 | 0.0001 50.1 |
| Distal-Vestibular | NS | NS |
| Mesio-Lingual | 0.0001 15.4 | 0.002 9.6 |
| Medio-Lingual | 0.0001 19.3 | 0.024 5.06 |
| Distal-Lingual | 0.0005 11.9 | 0.047 3.9 |
PD: probing depth; EBI: endoscopic biofilm index; ECI: endoscopic calculus Index; NS: statistically not significant.
