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Comparison of the CEJ-AC distance (µm) between the groups (mean ± standard deviation, CEJ: cemento-enamel junction; AC: alveolar crest; F: ANOVA test statistic, a:significant difference from the healthy group, b:significant difference from the periodontitis group).
| Healthy Group | Periodontitis Group | Prophylaxis Group | Therapeutic Group | F | p | |
|---|---|---|---|---|---|---|
| CEJ-AC (µm) | 28.61 ± 12.21 | 101.78 ± 11.46ª | 87.23 ± 17.4ª | 76.26 ± 9.34ª,ᵇ | 36.586 | less than 0.001 |
