Table 1.

Demographic and disease characteristics of controls and patients with CD

Control (n = 18)Onset CD (n = 20)
Age (years)
 Mean (SD)30.7 (6.4)30.0 (15.5)
 Median (1st-3rd Q)29.5 (26.8-32.2)26.0 (20.0-34.0)
Sex (M/F)3/158/12
Harvey Index7.7 ± 3
CRP [0-8 mg/L]
 Mean (SD)1.4 (1.9)52.5 (47.9)
 Median (1st-3rd Q)1 (0.7-1.4)47.0 (9.5-90.1)
Fibrinogen [170-437 mg/dL]
 Mean (SD)318.4 (92.0)485.3 (79.2)
 Median (1st-3rd Q)304.0 (247.8-338.0)485.0 (428.5-527.5)
Leukocytes [4.5-10.8 × 103/µL]
 Mean (SD)5.8 (1.3)9.7 (5.9)
 Median (1st-3rd Q)5.6 (4.8-6.4)8.6 (4.8-13.7)
Lymphocytes [2.0-11.0 × 103/µL]
 Mean (SD)2.0 (0.4)1.8 (0.8)
 Median (1st-3rd Q)2.0 (1.7-2.3)1.8 (1.1-2.3)
S/nS/eS4/14/07/12/1
Clinical classification of CD (montreal classification)
 A (age at diagnosis, years)
  A1 (≤16)2
  A2 (17–40)14
  A3 (>40)4
 L (location)
  L1 (ileal)11
  L2 (colonic)2
  L3 (ileocolonic)7
  L4 (upper GI disease)0
 B (behaviour)
  B1 (inflammatory)15
  B2 (structuring)5
  B3 (penetrating)0
 P (perianal)
  Yes5
  No15
Control (n = 18)Onset CD (n = 20)
Age (years)
 Mean (SD)30.7 (6.4)30.0 (15.5)
 Median (1st-3rd Q)29.5 (26.8-32.2)26.0 (20.0-34.0)
Sex (M/F)3/158/12
Harvey Index7.7 ± 3
CRP [0-8 mg/L]
 Mean (SD)1.4 (1.9)52.5 (47.9)
 Median (1st-3rd Q)1 (0.7-1.4)47.0 (9.5-90.1)
Fibrinogen [170-437 mg/dL]
 Mean (SD)318.4 (92.0)485.3 (79.2)
 Median (1st-3rd Q)304.0 (247.8-338.0)485.0 (428.5-527.5)
Leukocytes [4.5-10.8 × 103/µL]
 Mean (SD)5.8 (1.3)9.7 (5.9)
 Median (1st-3rd Q)5.6 (4.8-6.4)8.6 (4.8-13.7)
Lymphocytes [2.0-11.0 × 103/µL]
 Mean (SD)2.0 (0.4)1.8 (0.8)
 Median (1st-3rd Q)2.0 (1.7-2.3)1.8 (1.1-2.3)
S/nS/eS4/14/07/12/1
Clinical classification of CD (montreal classification)
 A (age at diagnosis, years)
  A1 (≤16)2
  A2 (17–40)14
  A3 (>40)4
 L (location)
  L1 (ileal)11
  L2 (colonic)2
  L3 (ileocolonic)7
  L4 (upper GI disease)0
 B (behaviour)
  B1 (inflammatory)15
  B2 (structuring)5
  B3 (penetrating)0
 P (perianal)
  Yes5
  No15

Abbreviations: CRP, C-reactive protein; GI, gastrointestinal; S/nS/eS, smokers, non-smokers, ex-smokers.

Table 1.

Demographic and disease characteristics of controls and patients with CD

Control (n = 18)Onset CD (n = 20)
Age (years)
 Mean (SD)30.7 (6.4)30.0 (15.5)
 Median (1st-3rd Q)29.5 (26.8-32.2)26.0 (20.0-34.0)
Sex (M/F)3/158/12
Harvey Index7.7 ± 3
CRP [0-8 mg/L]
 Mean (SD)1.4 (1.9)52.5 (47.9)
 Median (1st-3rd Q)1 (0.7-1.4)47.0 (9.5-90.1)
Fibrinogen [170-437 mg/dL]
 Mean (SD)318.4 (92.0)485.3 (79.2)
 Median (1st-3rd Q)304.0 (247.8-338.0)485.0 (428.5-527.5)
Leukocytes [4.5-10.8 × 103/µL]
 Mean (SD)5.8 (1.3)9.7 (5.9)
 Median (1st-3rd Q)5.6 (4.8-6.4)8.6 (4.8-13.7)
Lymphocytes [2.0-11.0 × 103/µL]
 Mean (SD)2.0 (0.4)1.8 (0.8)
 Median (1st-3rd Q)2.0 (1.7-2.3)1.8 (1.1-2.3)
S/nS/eS4/14/07/12/1
Clinical classification of CD (montreal classification)
 A (age at diagnosis, years)
  A1 (≤16)2
  A2 (17–40)14
  A3 (>40)4
 L (location)
  L1 (ileal)11
  L2 (colonic)2
  L3 (ileocolonic)7
  L4 (upper GI disease)0
 B (behaviour)
  B1 (inflammatory)15
  B2 (structuring)5
  B3 (penetrating)0
 P (perianal)
  Yes5
  No15
Control (n = 18)Onset CD (n = 20)
Age (years)
 Mean (SD)30.7 (6.4)30.0 (15.5)
 Median (1st-3rd Q)29.5 (26.8-32.2)26.0 (20.0-34.0)
Sex (M/F)3/158/12
Harvey Index7.7 ± 3
CRP [0-8 mg/L]
 Mean (SD)1.4 (1.9)52.5 (47.9)
 Median (1st-3rd Q)1 (0.7-1.4)47.0 (9.5-90.1)
Fibrinogen [170-437 mg/dL]
 Mean (SD)318.4 (92.0)485.3 (79.2)
 Median (1st-3rd Q)304.0 (247.8-338.0)485.0 (428.5-527.5)
Leukocytes [4.5-10.8 × 103/µL]
 Mean (SD)5.8 (1.3)9.7 (5.9)
 Median (1st-3rd Q)5.6 (4.8-6.4)8.6 (4.8-13.7)
Lymphocytes [2.0-11.0 × 103/µL]
 Mean (SD)2.0 (0.4)1.8 (0.8)
 Median (1st-3rd Q)2.0 (1.7-2.3)1.8 (1.1-2.3)
S/nS/eS4/14/07/12/1
Clinical classification of CD (montreal classification)
 A (age at diagnosis, years)
  A1 (≤16)2
  A2 (17–40)14
  A3 (>40)4
 L (location)
  L1 (ileal)11
  L2 (colonic)2
  L3 (ileocolonic)7
  L4 (upper GI disease)0
 B (behaviour)
  B1 (inflammatory)15
  B2 (structuring)5
  B3 (penetrating)0
 P (perianal)
  Yes5
  No15

Abbreviations: CRP, C-reactive protein; GI, gastrointestinal; S/nS/eS, smokers, non-smokers, ex-smokers.

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