Table 5

Associations with other features of disease

No joint problems Type 1 arthropathy Type 2 arthropathy
Ulcerative colitis
No of patients8303524
Erythema nodosum4  (0.5)3  (8.6)9-150 1  (4.2)
Uveitis10 (1.2)6 (17.1) 4 (16.7)
Pyoderma gangrenosum4 (0.5)0 1 (4.2)
Surgery 81 (9.7)6 (17.2)4 (16.7)
Crohn’s disease
No of patients3392919
Erythema nodosum7 (2.1)7 (24.1)§ 0
Uveitis9 (2.9)5 (17.2) 5 (26.3)**
Pyoderma gangrenosum5 (1.5)1 (3.4)0
Surgery192 (56.8)6 (20.7)†† 8 (42.1)
  • Data are expressed as number (%).

  • 9-150 p = 2.0×10−5; p = 9.6×10−9; p = 1.2×10−7; §p = 5.0×10−8; p = 0.000592; **p = 5.1×10−6; ††p = 8.3×10−5.