Fig.4From: A novel collagen area fraction index to quantitatively assess bowel fibrosis in patients with Crohn’s diseaseA Bland–Altman analysis of the difference between the two observers for measuring the collagen area fraction. The Bland-Altman plot shows the LoA. The mean difference is shown as a solid line, the upper and lower 95% LoA are shown as black dashed lines, and the zero difference is shown as the blue dashed line. LoA, limits of agreementBack to article page