Table 1.
Demographical data of and the circumstances of establishing the diagnosis in the study population.
| N° of patients | Age (median) at diagnosis | Age at the onset of symptoms | ||
|---|---|---|---|---|
| Boys | Girls | |||
| Symptom-free, identified by family screening (53%) | 13 | 13 | 5 (3-11) | 6 (4-12) |
| Symptomatic, identified by family screening undertaken after either parent had been diagnosed with HAE-C1-INH (26%) | 7 | 6 | 7 (5-12) | 5 (3-10) |
| Diagnosis established by clinical manifestations (21%) | 3 | 7 | 9 (4-11) | 3 (1-7) |
25th and 75th percentiles are shown in parentheses.