Table 3.
Number of teeth, number of lost teeth and root caries index at baseline, before first brushing and before the last brushing session
| Brushing group, mean (SD) | Controls, mean (SD) | P‐value | |
|---|---|---|---|
| Number of teetha | |||
| Baseline | 17 (8.8) | 19.14 (9.25) | 0.428 |
| Before last brushing | 16.7 (8.8) | 18.68 (9.66) | 0.518 |
| P‐value** | 0.157 | 0.011 * | |
| Number of lost teeth | 0.1 (0.3) | 0.45 (0.91) | 0.087 |
| RCI | |||
| Baseline | 1.1 (1.2) | 1.5 (1.8) | 0.433 |
| Before last brushing | 1.3 (1.3) | 2.6 (1.3) | 0.002 * |
| P‐value** | 0.834 | 0.006 * | |
a
Number of teeth without resident no. 19 due to special circumstances, only participants with existing pre‐ and post‐values, other cases excluded. RCI, Root Caries Index; SD, standard deviation; bold numbers indicating statistical significance.
*
P < 0.05.
**
Wilcoxon‐signed‐rank‐test.