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Frequency, incidence and incidence density ratio of caries affected children and teeth
| Observation period (5 Years) | |
|---|---|
| n(Children) |
1830 |
| Number of new caries affected cases |
464 |
| Children-years of observation |
7990 |
| IDp/100 children at risk |
5.80 |
| n(teeth) |
44829 |
| Number of new caries affected teeth |
1038 |
| Teeth-years of observation |
137099.7 |
| IDt/100 teeth at risk | 0.76 |
IDp Incidence density for person.
IDt Incidence density for teeth.
