Quintile of deprivation | Clinical scores | Â | Photographic scores | Â | ||||||
---|---|---|---|---|---|---|---|---|---|---|
 | Newcastle | Manchester | Mann–Whitney U Test | Newcastle | Manchester | Mann–Whitney U Test | ||||
 | N | Mean D1-6MFT white spot lesion (SD) | N | Mean D1-6MFT white spot lesion (SD) |  | N | Mean D1-6MFT white spot lesion (SD) | N | Mean D1-6MFT white spot lesion (SD) |  |
1 | 183 | 1.89 (2.38) | 173 | 2.54 (2.87) | P < 0.05 | 183 | 1.50 (2.27) | 173 | 1.72 (2.21) | P < 0.05 |
2 | 197 | 2.34 (2.41) | 160 | 3.56 (3.16) | P < 0.001 | 197 | 1.85(2.36) | 160 | 2.71 (2.79) | P < 0.001 |
3 | 213 | 3.25 (3.00) | 148 | 4.41 (3.51) | P < 0.05 | 213 | 2.67 (2.78) | 148 | 3.37 (2.99) | P < 0.05 |
4 | 127 | 3.61 (2.84) | 226 | 5.73 (3.98) | P < 0.001 | 127 | 3.36 (3.13) | 226 | 4.38 (3.55) | P < 0.05 |
5 | 190 | 3.80 (3.09) | 166 | 5.76 (4.11) | P < 0.001 | 190 | 3.45 (3.12) | 166 | 4.72 (3.71) | P < 0.001 |
Quintile of deprivation | Clinical scores | Â | Photographic scores | Â | ||||||
 | Newcastle | Manchester | Mann–Whitney U Test | Newcastle | Manchester | Mann–Whitney U Test | ||||
 | N | Mean D 4-6 MFT caries into dentine (SD) | N | Mean D 4-6 MFT caries into dentine (SD) |  | N | Mean D 4-6 MFT caries into dentine (SD) | N | Mean D 4-6 MFT caries into dentine (SD) |  |
1 | 183 | 0.38 (0.86) | 173 | 0.45 (0.88) | n.s. | 183 | 0.36 (0.74) | 173 | 0.39 (0.83) | n.s. |
2 | 197 | 0.47 (1.02) | 160 | 0.84 (1.23) | P < 0.001 | 197 | 0.38 (0.87) | 160 | 0.77 (1.14) | P < 0.001 |
3 | 213 | 0.62 (1.11) | 148 | 1.07 (1.52) | P < 0.05 | 213 | 0.57 (1.03) | 148 | 1.01 (1.40) | P < 0.001 |
4 | 127 | 0.87 (1.40) | 226 | 1.37 (1.73) | P < 0.05 | 127 | 0.79 (1.43) | 226 | 1.24 (1.61) | P < 0.05 |
5 | 190 | 0.99 (1.40) | 166 | 1.52 (1.79) | P < 0.001 | 190 | 0.90 (1.28) | 166 | 1.36 (1.42) | P < 0.05 |