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Table 2 Patients with different disease progression patterns at each age stage

From: The natural course of hereditary angioedema in a Chinese cohort

Age stage Patients, N Patients under therapy-free conditions Excludedb
Included, n Silent First episode Exacerbation Stable Remission Weighted averagea
0–9 103 103 89 14 0 0 0 1.27 0
10–19 103 101 38 51 3 8 1 2.15 2
20–29 95 84 4 34 36 9 1 2.77 11
30–39 74 40 1 3 18 12 6 2.35 34
40–49 36 18 0 1 7 6 4 2.22 18
50–59 18 8 0 0 2 2 4 1.75 10
60–69 4 2 0 0 0 0 2 1.00 2
  1. aWeighted average = (number of the patients at silent or remission stage ×1+ number of the patients at stable stage ×2+ number of the patients with first episode or at exacerbation stage × 3) / n
  2. b Patients were excluded from the analysis because of receiving a confirmed diagnosis and prophylactic drugs at this age stage
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