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Table 1 Characteristics of 1021 young Ugandans whose dental records were included in the study

From: Accuracy of the lower third molar radiographic imaging to estimate age among Ugandan young people

  Reference group Test group
Number of participants (%) Mean years (SD) Number of participants (%) Mean years (SD)
Total 520 (100) 15.9 (3.8) 501 (100) 15.7 (3.5)
Females 262 (50.4) 15.9 (3.7) 245 (48.9) 15.7 (3.5)
Males 258 (49.6) 15.9 (3.9) 256 (51.1) 15.7 (3.4)
Age-group (years)
 10–12 128 (24.6)   115 (23.0)  
 13–15 124 (23.8)   120 (24.0)  
 16–18 115 (22.1)   144 (28.7)  
 19–22 153 (29.4)   122 (24.3)  
  1. SD is the standard deviation. A total of 1030 dental records were retrieved, six were excluded for having unclear lower third molars and three had both lower third molars with very short roots. The overall mean age was 15.8 (3.6) years