Fig. 5. Histopathological predictors of disease severity and clinical course.
a Patterns of presentation of histology in irAE colitis. b Correlation between histological severity and endoscopic severity (Least squares fit = 0.51; p < 0.0001). c Need for infliximab defined by type of histopathological pattern. d Need for infliximab defined by histological severity of colitis (Nancy 1&2 vs. Nancy 3&4; chi-squared test = p = 0.03).30.