Endoplasmic Reticulum Stress in Colonic Mucosa of Ulcerative Colitis Patients Is Mediated by PERK and IRE1 Pathway Activation

Table 1

Demographic and clinical data from all patients included in the study.

	CTR	UC
Number of patients	17	22
Gender (masculine/feminine)	7/11	5/17
Age (median–min/max)	56 years old (35–69)	42 years old (27–75)
Time of UC (median–min/max)	—	11 years [1–25]
Disease extension (proctitis/left-side colitis/extensive colitis)	—	1/6/15
CRP (median–min/max)	—	0.6 (0.1–11)
Global Mayo score (median–min/max)	—	8.5 (1–11)
Endoscopic Mayo score (1/2/3/4)	—	0/5/3/14

Categorical variables are described as absolute frequencies and numerical variables as median (min–max). CTR = subjects without IBD; UC = patients with ulcerative colitis; CRP = C-reactive protein.