Table 4 Comparison of National Medical Register with medical record research with regard to the attribution of main or side diagnosis varicella
| Â | National Medical Register | Â | |
|---|---|---|---|
Medical record research | Main diagnosis | Side diagnosis | Total |
Admission primary due to varicella | 180 (61%) | 77 (26%) | 257 |
Admission not primary due to varicella | 9 (3%) | 29 (10%) | 38 |
Total | 189 | 106 | 295 |