TABLE 1

Descriptive characteristics of the study subjects

EthnicityOriginFamiliesAffected siblings per familySex (% women)Age at onset
CaucasianAustralia New Zealand14.6 (94)2.03 ± 0.2951.9310.34 ± 8.08
Europe49.4 (318)2.01 ± 0.0861.5412.28 ± 4.99
North America29.9 (193)1.99 ± 0.2045.1810.66 ± 7.19
Other0.2 (1)2.00 ± 0.0044.358.33 ± 5.93
Non-CaucasianEast Asian5.9 (38)1.05 ± 0.230.0010.50 ± 7.78
  • Data are % (n) or means ± SD.