Mean admission rates for cases and controls for both study groups
| Child maltreatment allegation | Substantiated maltreatment | |||
| International classification of disease groupings | Cases | Controls | Cases | Controls |
| N=13 648 (%) | N=54 592 (%) | N=6486 (%) | N=25 944 (%) | |
| Mean rate per year | Mean rate per year | Mean rate per year | Mean rate per year | |
| Admission rate | 0.681 | 0.228 | 0.777 | 0.216 |
| Infectious and parasitic diseases (A00–B99) | 0.167 | 0.041 | 0.208 | 0.041 |
| Mental and behavioural disorders (F00–F99) | 0.005 | <0.001 | 0.006 | 0.001 |
| Injury, poisoning and certain other consequences of external causes (S00–T98) | 0.069 | 0.015 | 0.102 | 0.014 |
| External causes of morbidity and mortality (V01–Y98) | 0.128 | 0.016 | 0.219 | 0.016 |