Table 3.
ANOVA comparison of DMFT with race, location, and education.
| DMFT | D | M | F | |
|---|---|---|---|---|
| Race | ||||
| African (n=360) | 6.889 | 2.938 | 2.825 | 1.155 |
| Coloured (n=56) | 8.661 | 3.125 | 3.482 | 2.160 |
| Indian (n=23) | 7.783 | 2.956 | 2.695 | 2.043 |
| White (n=4) | 10.00 | 2.000 | 3.000 | 5.000 |
| F | 3.681 | 0.263 | 1.186 | 11.59 |
| df | 3,399 | 3,438 | 3,439 | 3,439 |
| p | 0.012 | 0.852 | 0.314 | 0.0001 |
|
| ||||
| Location | ||||
| Urban (n=403) | 7.15 | 2.92 | 2.851 | 1.419 |
| Rural (n=40) | 7.50 | 3.3 | 3.425 | 0.800 |
| F | 5.591 | 0.898 | 1.94 | 3.975 |
| df | 2,440 | 47,52 | 1,441 | 1,441 |
| p | 0.633 | 0.373 | 0.164 | 0.046 |
|
| ||||
| Education | ||||
| Primary | 6.933 | 3.200 | 2.733 | 1.033 |
| Secondary | 6.822 | 2.907 | 2.780 | 1.178 |
| Tertiary | 8.424 | 3.030 | 3.343 | 2.050 |
| F | 5.591 | 0.226 | 2.012 | 8.901 |
| df | 2.440 | 2,439 | 2,440 | 2,440 |
| p | 0.004 | 0.797 | 0.135 | 0.0002 |