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Table 1 Age distribution of sampled Saudi Arabian children

From: Age estimation based on Willems method versus country specific model in Saudi Arabia children and adolescents

Age n Mean SD Min Q1 Median Q3 Max
  1334 10.31 4.00 2.08 7.03 9.52 13.49 17.99
4-4.99 78 4.53 0.31 4.01 4.26 4.54 4.86 5.00
5-5.99 119 5.54 0.32 5.00 5.27 5.60 5.83 6.00
6-6.99 124 6.50 0.32 6.00 6.21 6.50 6.79 7.00
7-7.99 132 7.50 0.30 7.00 7.25 7.51 7.73 8.00
8-8.99 142 8.49 0.32 8.00 8.22 8.49 8.77 9.00
9-9.99 121 9.46 0.30 9.00 9.21 9.46 9.70 10.00
10-10.99 107 10.47 0.30 10.00 10.20 10.43 10.70 11.00
11-11.99 90 11.49 0.32 11.00 11.19 11.56 11.75 12.00
12-12.99 61 12.44 0.28 12.01 12.22 12.46 12.66 12.97
13-13.99 50 13.46 0.28 13.01 13.21 13.50 13.67 13.97
14-14.99 42 14.49 0.31 14.00 14.27 14.49 14.75 14.95
15-15.99 80 15.57 0.30 15.00 15.30 15.63 15.86 16.00
16-16.99 96 16.54 0.31 16.01 16.29 16.57 16.80 17.00
17-17.99 92 17.49 0.28 17.00 17.27 17.48 17.73 17.99
  1. Age: age groups of 1 year; n: total number of subjects per age category; Descriptive statistics per age category of 1 year: mean: mean age; sd: standard deviation; median: median age; min: minimum age; max: maximum age; Q1: ages at percentile 25; Q3: ages at percentile 75