Table 1.
Number of children with risk conditions among children hospitalized with influenza and in the general child population
| Risk group | Proportion (number) of hospitalized influenza patients with risk condition | Proportion (number) of children in the general population with risk condition | ||
|---|---|---|---|---|
| 2017–18 season | 2018–19 season | 2017–18 season Population: 1129007 |
2018–19 season Population: 1122508 |
|
| Lung diseasea | 12.1% (68/562) | 13.5% (61/451) | 3.4% (37,980/1129007) | 3.3% (36,618/1122508) |
| Asthmab | 6.1% (34/562) | 4.9% (22/451) | 2.2% (24,615/1129007) | 2.1% (23,466/1122508) |
| Heart conditions | 2.1% (12/562) | – | 0.3% (3272/1129007) | 0.3% (3295/1122508) |
| Immunocompromised | 5.5% (31/562) | 4.2% (19/451) | 0.3% (3617/1129007) | 0.3% (3630/1122508) |
| Neurological diseasec | 7.5% (42/562) | 5.3% (24/451) | 0.8% (8967/1129007) | 0.8% (8995/1122508) |
| Epilepsy | 5.7% (32/562) | 4.4% (20/451) | 0.5% (5643/1129007) | 0.5% (5664/1122508) |
| Diabetes Mellitus 1 | – | – | 0.3% (2980/1129007) | 0.3% (3052/1122508) |
| Any risk conditiond | 24.6% (138/562) | 26.2% (118/451) | 5.1% (57,237/1129007) | 5.0% (56,125/1122508) |
aIncluding asthma diagnoses in primary care and other lung conditions from specialist care
bAsthma diagnoses from primary care registry only
cIncluding epilepsy
dIncluding all diagnostic groups, also groups with numbers < 5 in individual groups