Table 2. The distribution of caries teeth number between general variables among children.
| Variable | Number of carious teeth, n (%) | ||||
|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | 4 | |
| Gender | |||||
| Boy | 452279 (77.1) | 44165 (7.5) | 43177 (7.4) | 18393 (3.1) | 28328 (4.8) |
| Girl | 380321 (71.2) | 45648 (8.5) | 49239 (9.2) | 22419 (4.2) | 36600 (6.9) |
| Calendar | |||||
| 2013 | 53271 (79.6) | 4964 (7.4) | 4432 (6.6) | 1713 (2.6) | 2562 (3.8) |
| 2014 | 229148 (74.6) | 24454 (8.0) | 24779 (8.1) | 11036 (3.6) | 17551 (5.7) |
| 2015 | 244303 (75.5) | 25594 (7.9) | 25850 (8.0) | 11005 (3.4) | 16940 (5.2) |
| 2016 | 208905 (73.0) | 23640 (8.3) | 25122 (8.8) | 11136 (3.9) | 17562 (6.1) |
| 2017 | 96973 (71.0) | 11161 (8.2) | 12233 (9.0) | 5922 (4.3) | 10313 (7.5) |
| Region | |||||
| Middle | 178376 (76.6) | 17785 (7.6) | 16618 (7.1) | 6791 (2.9) | 13238 (5.7) |
| East | 227429 (71.0) | 27293 (8.5) | 30271 (9.4) | 13529 (4.2) | 22017 (6.9) |
| South | 213755 (71.4) | 26692 (8.9) | 27676 (9.2) | 13343 (4.5) | 17895 (6.0) |
| West | 57760 (79.1) | 5410 (7.4) | 5231 (7.2) | 2100 (2.9) | 2487 (3.4) |
| North | 155280 (79.7) | 12633 (6.5) | 12620 (6.5) | 5049 (2.6) | 9291 (4.8) |
| Urban/rural | |||||
| Urban | 384361(75.7) | 38169 (7.5) | 38587 (7.6) | 17249 (3.4) | 29131 (5.7) |
| Rural | 448239 (73.1) | 51644 (8.4) | 53829 (8.8) | 23563 (3.8) | 35797 (5.8) |