Table 6

Descriptive data for caries and each quintile of deprivation for white spot lesion and caries into dentine
Quintile of deprivation Clinical scores Photographic scores
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 Photographic scores
Newcastle Manchester Mann–Whitney U Test Newcastle Manchester Mann–Whitney U Test
N Mean D4-6MFT caries into dentine (SD) N Mean D4-6MFT caries into dentine (SD) N Mean D4-6MFT caries into dentine (SD) N Mean D4-6MFT 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

McGrady et al.

McGrady et al. BMC Public Health 2012 12:1122   doi:10.1186/1471-2458-12-1122

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