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| First quadrant | T0-T1 (P-value) | T1-T2 (P-value) | T0-T2 |
|---|---|---|---|
| PI | 0.135 | 0.59 | 0.056 |
| GI | 0.42 | 0.396 | 0.119 |
| GBI | 0.412 | 0.893 | 0.517 |
PI = plaque index, GI = gingival index, and GBI = gingival bleeding index.
*= statistically significant.
