Table 3: Regression analysis (logistic regression) of predictors of CMA as an underlying cause of perianal dermatitis.

Score 𝑃

Age of onset of first lesion0.1650.684
Age at presentation0.1350.713
Family history of atopy0.0001.000
Recurrent vomiting9.0000.003
Abdominal distension3.5710.059
Atopic associations16.026<0.0001
Ulcers8.0480.005
Satellites5.8180.016
Fissures16.000<0.0001
Mucus15.696<0.0001
Blood25.138<0.0001