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Mean (SD), median, and interquartile range (IQR) for DMFT and DMFS and the significance of differences (P*) when categorised by gender
| Index | Gender | No. of subjects | Mean | SD | Median | IQR | P* |
|---|---|---|---|---|---|---|---|
| DMFT | Girls | 394 | 1.88 | 1.94 | 1.00 | 3.00 | 0.002* |
| DMFT | Boys | 397 | 1.48 | 1.76 | 1.00 | 3.00 | |
| DMFS | Girls | 394 | 2.71 | 3.28 | 2.00 | 4.00 | 0.002* |
| DMFS | Boys | 397 | 2.08 | 2.77 | 1.00 | 4.00 |
Mann–Whitney U test, statistically significant at P < 0.01.
