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Kaplan-Meier plot demonstrating time-to-first relapse, defined as the time from the first calprotectin measurement below 250 μg/g until reintroduction of induction therapy (whether or not step-up) in 30 patients with Crohn disease. Patients who reached the target calprotectin within 12 weeks (solid line) are compared with patients who reached the target calprotectin beyond 12 weeks (dotted line).
