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. Author manuscript; available in PMC: 2023 Jun 21.
Published in final edited form as: Gastroenterology. 2023 Jan 10;164(4):619–629. doi: 10.1053/j.gastro.2022.12.042

Table 3.

Demographic and Clinical Characteristics of the CCC-GEM Cohort

Characteristic Subjects that
remained
asymptomatic (HC)
Subjects that
developed UC
(pre-UC)
No. of individuals 49 12
Age at recruitment, y, mean ± SD 17.7 ± 7.1 17.3 ± 7.5
Male/female, n 24/25 6/6
Country recruitment, n
 Canada 40 10
 Israel 5 1
 United States 4 1
Relation to proband, n
 Offspring 23 1
 Sibling 26 11
Time from recruitment to diagnosis, y, mean (range) NA 4.2 (0.4–8.5)

NA, not applicable.