Table 1.

Characteristics of patients with CD and controls.

	Crohn’s disease [n = 7]	Control [n = 6]
General
Gender, n [%] female	7 [100%]	5 [83%]
Age at sample, years [mean, min-max]	36[26–65]	72.7[67–82]
Disease duration, years, [mean, min-max]	9.6[1–35]	NA
Montreal age at diagnosis, n [%]
17–40 years [A2]	7 [100%]	NA
Montreal disease behaviour, n [%]
Stricturing disease [B2]	7 [100%]	NA
Disease location, n [%]
Terminal ileum [L1]	4 [57%]	NA
Ileocolon [L3]	3 [43%]
C-reactive protein before operation, n [%]
C-reactive protein >5 mg/L	2 [28%]	NA
C-reactive protein <5 mg/L	3 [43%]
Missing	2 [29%]
Clinical disease activity before operation, n [%]
Disease in remission	0 [0%]	NA
Mild disease	1 [14%]
Moderate disease	3 [43%]
Severe disease	3 [43%]
Medication, n [%]
Corticosteroids	4 [57%]
Azathioprine/6-mercaptopurine	3 [43%]	NA
Anti-TNF	0 [0%]
Anti-IL12/23	1 [14%]

NA, non-applicable; CD, Crohn’s disease; min-max, minimum to maximum; TNF, tumour necrosis factor.