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Table 1 Baseline descriptive data and data availability in this study

From: An observational study of pediatric healthcare burden in Angelman syndrome: results from a real-world study

Variable N = 302
Age at diagnosis, years (mean, SD) 2 (3)
Male (n, %) 145 (48%)
Age at baseline, years (mean) 5.5 (5.9)
 0–1 year (n, %) 53 (18%)
 2 years (n, %) 61 (20%)
 3 years (n, %) 37 (12%)
 4 years (n, %) 35 (12%)
 5 years (n, %) 20 (7%)
 6 years (n, %) 11 (4%)
 7 years (n, %) 8 (3%)
 8 years (n, %) 11 (4%)
 9 years (n, %) 14 (5%)
 10 years (n, %) 9 (3%)
 11 years (n, %) 7 (2%)
 12 years (n, %) 9 (3%)
  > 13 years (n, %) 25 (8%)
Number of visits, (mean, min-max) 3.3 (1–9)