Observational Study
Copyright ©The Author(s) 2022.
World J Clin Cases. Oct 26, 2022; 10(30): 10921-10930
Published online Oct 26, 2022. doi: 10.12998/wjcc.v10.i30.10921
Table 1 Clinical and demographical characteristics of patients with ulcerative colitis
Characteristics
n = 442, n (%)
Female, n (%)231 (52)
Age at diagnosis, yr (IQR)39 (28-48)
Smoking status
      Active48 (10.9)
      Former160 (36.2)
      Never234 (52.9)
Disease extent at diagnosis
      E1, proctitis81 (18.3)
      E2, left-sided colitis178 (40.3)
      E3, extensive colitis176 (39.8)
      Uncertain extent7 (1.6)
Disease extent53 (12)
      E1 to E213 (25)
      E2 to E328 (52.3)
      E1 to E312 (22.7)
Extraintestinal manifestations75 (16)
      Articular50 (69.4)
      Hepatobiliary11 (15.2)
      Cutaneous9 (12.5)
      Ocular5 (6.9)
Previous surgery15 (3.4)
      Colectomy13 (87)
      Hemicolectomy2 (13)
Malignancies19 (4)
      Colorectal cancer2 (11)
      Breast5 (26)
      Skin4 (21)
      Prostate2 (11)
      Thyroid2 (11)
      Pancreas1 (5)
      Stomach1 (5)
      Multiple myeloma1 (5)
      MALT lymphoma1 (5)
Self-reported vaccination status
      HBV134 (30.3)
      HPV9 (2)
      Streptococcus pneumoniae7 (1.6)