Table 3: Associations between Probes and corresponding Brushes in ordinal colorimetric scale. (n=446 exploration sites).

  Brushes  
Probes 1
(0.6 mm)		 2
(0.7 mm)		 3
(0.8 mm)		 4
(0.9 mm)		 5
(1.1 mm)		 Total
All (n=446)
1 (0.6 mm)
2 (0.7 mm)
3 (0.8 mm)
4 (0.9 mm)
5 (1.1 mm)
Total
31
53
5
1
1
91
11
61
35
16
4
127
4
16
18
16
5
59
3
9
10
11
13
46
0
5
18
29
71
123
49
144
86
73
94
446

Number of exploration sites in each cell