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Table 3 Comparison of body composition between patients with different outcomes

From: Computed tomography-based multiple body composition parameters predict outcomes in Crohn’s disease

 

With adverse outcome

Without adverse outcome

p value

Demographic data

n = 49

n = 73

 

Age (years)

33.51 ± 14.54

31.23 ± 10.04

0.308

Sex

  

0.412

 Male

40

55

 

 Female

9

18

 

Current smoker

  

0.583

 Yes

7

8

 

 No

42

65

 

Locationa

  

0.258

 L1

16

33

 

 L2

14

13

 

 L3

19

27

 

Disease behavior

  

0.001

Inflammatory

18

50

 

Complicated

31

23

 

Duration of disease (years)

1.70 ± 2.51

2.52 ± 3.15

0.128

Body composition and nutritional parameters

C-reactive protein (mg/L)b

48.51 ± 39.70 (n = 42)

39.49 ± 42.41 (n = 65)

0.274

Serum albumin (g/L)b

34.53 ± 6.52 (n = 49)

35.55 ± 6.80 (n = 71)

0.413

Erythrocyte sedimentation rate (mm/h)b

30.93 ± 24.53 (n = 42)

23.94 ± 21.35 (n = 69)

0.117

BMI (kg/m2)

17.61 ± 2.41

18.85 ± 2.78

0.012

SAT area (cm2)

39.18 ± 45.61

62.37 ± 51.44

0.012

VAT area (cm2)

40.08 ± 42.98

57.54 ± 45.59

0.036

SM area (cm2)

112.74 ± 22.56

122.03 ± 27.26

0.051

SAT attenuation (HU)

− 65.31 ± 24.83

− 77.27 ± 24.03

0.009

VAT attenuation (HU)

− 64.24 ± 13.89

− 69.72 ± 15.45

0.048

SM attenuation (HU)

45.19 ± 8.54

46.06 ± 7.36

0.546

SAI (cm2/m2)

14.35 ± 17.11

22.14 ± 17.99

0.018

VAI (cm2/m2)

14.56 ± 16.06

20.27 ± 15.67

0.053

SMI (cm2/m2)

40.15 ± 6.81

42.93 ± 7.86

0.046

SAIspinal (× 103 cm2/m2)

1.395 ± 1.739

2.097 ± 1.719

0.030

VAIspinal (× 103 cm2/m2)

1.477 ± 1.648

1.967 ± 1.744

0.076

SMIspinal (× 103 cm2/m2)

3.810 ± 7.004

4.052 ± 7.745

0.081

Visceral/subcutaneous fat ratio

8.06 ± 25.98

1.22 ± 0.99

0.026

Visceral/total fat ratio

0.58 ± 0.20

0.50 ± 0.14

0.010

Sarcopenia

  

0.271

 Yes

37

47

 

 No

12

26

 
  1. Continuous data are expressed as means ± SDs, p values lower than 0.05 are presented in bold
  2. BMI body mass index
  3. aL1: ileal, L2: colonic, and L3: ileocolonic (Montreal classification)
  4. bPart of patients with missing data on C-reactive protein, serum albumin, and erythrocyte sedimentation rate; SM skeletal muscle, SAT subcutaneous adipose tissue, VAT visceral adipose tissue, SMI SM index, SAI SAT index, VAI VAT index, SMIspinal SM area/lumbar spinal height2, SAIspinal SAT area/lumbar spinal height2, VAIspinal VAT area/lumbar spinal height2