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Table 2 Risk factors predictive of disease extension in UC

From: Risk factors and long-term outcome of disease extent progression in Asian patients with ulcerative colitis: a retrospective cohort study

  Univariate analysis Multivariate analysis
  OR 95.0% CI p OR 95.0% CI p
Gender
 female 1.1 0.61–1.97 0.76    
 male Reference      
Age
 < 40 yrs. 1.57 0.79–3.12 0.20    
> 40 yrs Reference      
Smoker
 yes 0.47 0.15–1.47 0.17    
 no Reference      
Extent
 Limited(E1/2) 1.99 1.29–3.07 < 0.01 1.74 1.18–2.57 0.01
 extent Reference      
Disease severity
 severe vs 1.1 0.58–2.10 0.77    
 mild Reference      
Corticosteroids use
 yes 0.64 0.32–1.27 0.20    
 no Reference      
Immunosuppressive agents use
 yes 0.47 0.24–0.91 0.02    
 no Reference      
Diagnostic delay
 < 6 months 1.04 0.60–1.80 0.89    
 > 6 months Reference