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Figure 2 | BMC Oral Health

Figure 2

From: Heritable patterns of tooth decay in the permanent dentition: principal components and factor analyses

Figure 2

Factor analysis. (A) Loadings for FAC1 ordered by tooth type, from left to right: maxillary incisors (blue), canines (green), premolars (red), molars (black), mandibular incisors (gray), canines (yellow), premolars (magenta), molars (cyan). For each tooth, contributions of surfaces are listed in the following order: buccal, distal, lingual, mesial, and occlusal, if applicable. Teeth ordered from left to right: maxillary 8, 9, 7, 10, 6, 11, 5, 12, 4, 13, 3, 14, 2, 15; mandibular 24, 25, 23, 26, 22, 27, 21, 28, 20, 29, 19, 30, 18, 31. (B) Scatter plot of FAC1 vs. pit and fissure surface caries. (C) Loadings for FAC2 in the same order.

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