Intestinal fibrosis attenuates the prophylactic effect of anti-tumour necrosis factor therapy on the postoperative recurrence of Crohn’s disease

Figure 1 Flowchart of the patients included in this study. CD: Crohn’s disease; ICR: Ileocecal resection; IFX: Infliximab.

Figure 2 Kaplan-Meier curve. A: Kaplan-Meier curve for postoperative recurrences of Crohn’s disease (including endoscopic, radiographic and surgical) according to the existence of intestinal fibrosis; B-D: Kaplan-Meier curves for endoscopic postoperative recurrence (B), radiographic postoperative recurrence (C), and surgical recurrence (D), according to the existence of intestinal fibrosis.

Figure 3 Rates of endoscopic and radiographic postoperative recurrence at 12 ± 6 months after therapy initiation, according to the existence of intestinal fibrosis. ER: Endoscopic recurrence; RR: Radiographic recurrence.