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. 2022 Sep 23;29(8):1217–1222. doi: 10.1093/ibd/izac197

Table 4.

IUS index scores per segment

Mayo Endoscopic Subscore 0 Mayo Endoscopic Subscore 1 Mayo Endoscopic Subscore 2 Mayo Endoscopic Subscore 3
UC-IUS index
 Ascending colon 0 (0-0) 2 (0-2) 1 (0-2) 3 (2-4)
 Transverse colon 0 (0-1) 0 (0-4) 3 (1-3) 4 (1-5)
 Descending colon 0 (0-1) 0 (0-2) 2 (0-3) 4 (2-5)
Civitelli index
 Ascending colon 0 (0-0) 1 (0--) 1 (0-1) 2 (1-2)
 Transverse colon 0 (0-0) 0 (0-2) 2 (0-2) 2 (0-4)
 Descending colon 0 (0-0) 0 (0-1) 1 (0-2) 2 (1-3)

Values are median (interquartile range).

Abbreviations: IUS, intestinal ultrasound; UC, ulcerative colitis.