Site of lesion Initiation (surface) | n | Uninterrupted | Interrupted or lost | Datta and Satten two-sided p-value | ||||
---|---|---|---|---|---|---|---|---|
Ā | Ā | Black surface | Black surface | Ā | ||||
Ā | Ā | Median (mm) | n | IQR | Median (mm) | n | IQR | Ā |
Occlusal | 22 | ā0.05 | 13 | ā0.22, 0.0 | 0.41 | 9 | 0.24, 0.59 | 0.0131 |
Approximal | 66 | ā0.03 | 34 | ā0.09, 0.0 | 0.24 | 32 | 0.09, 0.41 | 0.0003 |
Total | 88 | ā0.03 | 47 | ā0.12,0.00 | 0.24 | 41 | 0.12,0.47 | <0.0001 |