Age group | Number of patients | Mean Age | Standard Deviation | Range |
1 | 2060 | 9.29 | 5.56 | 1 - 20 |
2 | 1835 | 29.40 | 5.16 | 21 - 39 |
3 | 1208 | 49.53 | 5.97 | 40 - 60 |
4 | 791 | 71.98 | 8.12 | 61 - 100 |
Total | 5894 | 32.21 | 22.27 | 1 - 100 |