From: Good role models? Tooth brushing capabilities of parents: a video observation study
M ± SD [min, max]* n/n Md (Q1; Q3) | |
---|---|
Tooth contact time (s) | 154.6 ± 57.7 [54.7, 329.3] |
Inner surfaces | 41.1 ± 23.9 [0.0, 108.5] |
Outer surfaces | 73.1 ± 32.9 [27.2, 174.2] |
Occlusal surfaces | 40.4 ± 24.1 [5.8, 116.6] |
% of tooth contact time | |
Inner surfaces | 26.7 ± 12.7 [0.0, 51.4] |
Outer surfaces | 47.2 ± 9.7 [31.0, 73.8] |
Occlusal surfaces | 26.2 ± 12.0 [5.1, 60.3] |
% of movements on inner surfacesa | |
Circular (0%/6%/10–15%/29%) | 52/1/4/1 |
Horizontal | 46.0 ± 31.0 [0.0, 100] |
Vertical | 52.2 ± 30.4 [0.0, 100] |
% of movements on outer surfaces | |
Circular | 66.0 ± 24.7 [2.8, 100] |
Horizontal | 14.4 (1.7, 32.9) |
Vertical (0–4%/14–20%/21–40%/46–68%) | 39/2/13/5 |
% of movements on outer surfaces when jaws closed (“Tiger bite”) | |
Circular | 85.4 (57.6, 98.2) |
Horizontal | 3.7 (0.0, 24.6) |
Vertical (0–2%/12–15%/21–40%/31–54%) | 44/4/7/4 |
% of movements on outer surfaces when jaws open | |
Circular | 35.1 (14.2, 77.7) |
Horizontal | 29.4 (7.5, 72.7) |
Vertical (0–6%/14–20%/21–34%/51–92%) | 39/2/7/11 |