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Table 1 Differences between the Chronological Age (CA) and Dental Age (DA) in males and females (in years) using the UK Caucasian, French-Canadian and southern Chinese datasets

From: Dental age estimation in southern Chinese population using panoramic radiographs: validation of three population specific reference datasets

Reference Dataset Males Females
  n CA DA CA-DA t-test n CA DA CA-DA t-test
UK Caucasian 124 11.02 10.77 0.25 0.056 128 11.20 10.96 0.23 0.049*
French-Canadian 78 8.93 9.55 −0.62 0.001* 79 8.92 9.28 −0.36 0.001*
Southern Chinese 126 11.14 11.16 −0.02 0.786 128 11.20 11.22 −0.02 0.782
  1. *statistically significant value, p < 0.05