Table 1.

Demographic information.

DemographicsNIH, n = 35NYU, n = 77Istanbul, n = 107ANOVA p
Age, yrs, mean (SD)36.1 (± 13.4)36.8 (± 13.5)37.4 (± 11.9)0.85
Men, n (%)7 (20)6 (7.8)42 (39.3)< 0.001*
Disease duration, yrs, mean (SD)10.7 (± 11.5)8.5 (± 5.7)6.9 (± 6.2)0.02*
Medications, n (%)
  Colchicine8 (22.9)16 (20.8)51 (47.7)< 0.001*
  Prednisone17 (48.6)37 (48.1)11 (10.3)< 0.001*
  Disease-modifying antirheumatic drugs20 (57.1)43 (55.8)46 (43)0.15
Prior organ manifestations, n (%)
  Oral ulcers35 (100)71 (93.4)107 (100)0.008*
  Genital ulcers31 (88.6)59 (78.7)86 (80.4)0.45
  Arthralgia30 (85.7)59 (77.6)79 (73.8)0.35
  Skin disease32 (91.4)63 (84)99 (92.5)0.17
  Thrombosis8 (22.9)8 (10.7)13 (12.1)0.19
  Eye disease14 (40)30 (42.2)37 (34.6)0.57
  Gastrointestinal disease15 (42.9)27 (37)0 (0)< 0.001*
  Neurologic disease7 (20)13 (17.3)4 (3.7)0.003*
  • * Statistically significant. Study sites: NIH: US National Institutes of Health; NYU: New York University; Istanbul: University of Istanbul.