Measures | Test | Control | Difference (95% CI for difference FL—BL) | Difference (95% CI for difference test—control) | ANCOVA test | ||||
---|---|---|---|---|---|---|---|---|---|
BL (n = 56) | FL (n = 55) | BL (n = 56) | FL (n = 54) | ||||||
M (SD) | M (SD) | M (SD) | M (SD) | Test | Control | BL | FL | F (p value) | |
Papillary Bleeding Index (PBI) | 1.4 (1.0) | 0.7 (0.6) | 1.8 (1.1) | 1.7 (1.1) | − 0.7 (− 0.9–[− 0.5])** | − 0.1 (− 0.2–[− 0.0])* | − 0.4 (− 0.8–0.0)* | − 1.0 (− 1.3–[− 0.6])** | 44.6 (< 0.001) |
Decayed teeth (DT) | 3.4 (2.5) | 1.9 (1.8) | 4.7 (3.4) | 4.3 (3.0) | − 1.5 (− 2.0-[− 1.0]** | − 0.4 (− 0.7–[− 0.1])* | − 1.3 (− 2.4–[− 0.1])* | − 2.4 (− 3.3–[− 1.4])** | 37.7 (< 0.001) |
Missing teeth (MT) | 0.8 (1.2) | 0.9 (1.2) | 0.6 (0.8) | 0.9 (0.9) | 0.1 (0.0–0.1)* | 0.3 (0.2–0.4)** | 0.2 (− 0.2–0.6) | − 0.0 (− 0.4–0.4) | 10.7 (0.001) |
Filled teeth (FT) | 1.9 (2.1) | 3.2 (2.4) | 2.5 (2.3) | 2.7 (2.3) | 1.3 (0.9–1.6)** | 0.2 (0.1–0.3)* | − 6.0 (− 1.4–0.2) | 0.5 (− 0.4–1.4) | 26.5 (< 0.001) |
Total (DMFT) | 6.2 (3.5) | 6.0 (3.5) | 7.8 (4.1) | 7.9 (3.7) | − 0.2 (− 0.8–0.5) | 0.1 (− 0.2–0.4) | − 1.6 (− 3.0-[− 0.2])* | − 1.9 (− 3.2-[− 0.5])* | 2.68 (0.105) |