Summary statement	Average agreement score and rate of agreement
1. Family history of IBD (EL3), nonsmoker, nonresponsiveness to treatment (frequent relapses), and need for systemic steroids or immunosuppression therapy are related to an increased risk of proximal disease extension in UC (EL4).	7.1 (78%)
2. Being young at the time of diagnosis is a predictive factor for extensive colitis (EL4).	8.0 (100%)