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Table 2 Baseline characteristics of the study population

From: Association between body fat composition and disease duration, clinical activity, and intravenous corticosteroid-induced response in inflammatory bowel disease

Variables

Baseline characteristics of UC

P

Baseline characteristics of CD

P

Responders

Non-responders

Responders

Non-responders

(n = 41)

(n = 28)

(n = 47)

(n = 25)

Age (years)

50.00(32.50–55.50)

45.50(35.25–55.50)

0.956

25.00(22.00–41.00)

29.00(20.00–39.00)

0.696

Male, n (%)

20(48.78%)

18(64.29%)

0.228

29(61.70%)

18(72.00%)

0.444

BMI (kg/m2)

20.58(18.99–24.57)

19.35(17.41–21.54)

0.024

18.78 ± 2.83

18.09 ± 4.37

0.477

Temperature > 37.8 °C, n (%)

9(21.95%)

10(35.71%)

0.275

16(34.04%)

10(40.00%)

0.618

ESR (mm/h)

43.98 ± 30.00

58.14 ± 30.52

0.060

48.41 ± 30.62

55.05 ± 30.93

0.385

CRP (mg/L)

55.00(15.74–85.78)

55.86(14.65–90.91)

0.687

36.50(13.60–68.60)

48.60(19.58–74.46)

0.391

Hb (g/L)

102.98 ± 23.87

115.18 ± 26.62

0.051

105.98 ± 25.94

101.84 ± 26.67

0.525

Alb (g/L)

33.35 ± 6.49

33.40 ± 6.76

0.975

35.84 ± 6.64

30.66 ± 7.37

0.003

CMV seropositivity, n (%)

5(12.20%)

5(17.86)

0.729

0(0.00%)

0(0.00%)

-

Disease duration (months)

18.00(8.50–66.00)

12.00(1.25–24.00)

0.069

12.00(5.00–36.00)

16.00(6.50–48.00)

0.275

Disease extent, n (%)

  

0.321

-

Proctitis (E1)

4(9.76%)

1(3.57%)

 

Left-sided colitis (E2)

14(34.14%)

6(21.43%)

 

Extensive colitis (E3)

23(56.10%)

21(75.00%)

 

Disease location, n (%)

-

  

0.544

Ileal (L1)

9(19.15%)

3(12.00%)

 

Colonic (L2)

13(27.66%)

5(20.00%)

 

Ileocolonic (L3)

25(53.19%)

17(68.00%)

 

Disease behavior, n (%)

  

0.239

Inflammatory (B1)

38(80.85%)

16(64.00%)

 

Stricturing (B2)

6(12.77%)

7(28.00%)

 

Penetrating (B3)

3(6.38%)

2(8.00%)

 

Stool frequency (n/day)

7(6–12)

9(6–12)

0.319

5(3–7)

4(2–8)

0.392

Bloody stools, n (%)

41(100.00%)

28(100.00%)

-

20(42.55%)

8(32.00%)

0.452

Parenteral manifestations, n (%)

5(12.20%)

7(25.00%)

0.205

20(42.55%)

10(40.00%)

 > 0.999

Clinical severity (SCCAI/HBI)

10(9–11)

11(10–12)

0.012

14(13–17)

16(16–18)

0.049

Endoscopic severity (UECIS/SES-CD)

6(6–7)

6(5–7)

0.290

16(14–20)

17(16–22)

0.184

Colonic dilatation, n (%)

4(9.76%)

7(25.00%)

0.106

2(4.26%)

2(8.00%)

0.606

SATI (cm2/m2)

42.29 ± 20.41

21.16 ± 9.64

 < 0.001

16.21(9.92–32.65)

21.23(5.77–34.65)

0.882

VATI (cm2/m2)

24.43(13.46–41.53)

14.71(8.56–18.41)

0.001

11.63(6.50–17.89)

21.33(11.32–33.02)

0.004

PSAI (cm2/m2)

1.37(0.84–1.61)

1.15(0.98–1.34)

0.124

0.82(0.53–0.96)

0.79(0.65–1.05)

0.590

MATI (cm2/m2)

5.33 ± 1.79

4.20 ± 2.32

0.025

3.44(2.40–4.95)

3.14(1.69–6.27)

0.892

MFI (cm2/m2)

0.62(0.52–0.82)

0.73(0.61–0.82)

0.136

0.61(0.43–0.86)

1.11(0.88–1.49)

 < 0.001

  1. Normally distributed continuous variables are described as means ± SDs, while non-normally distributed continuous variables are presented as medians with 25% and 75% quartiles. Categorized variables are given as absolute numbers and percentages
  2. UC Ulcerative colitis, CD Crohn’s disease, BMI Body mass index, ESR Erythrocyte sedimentation rate, CRP C-reactive protein, Hb Hemoglobin, Alb Albumin, CMV Cytomegalovirus, SCCAI Simple Clinical Colitis Activity Index, HBI Harvey-Bradshaw Index, UCEIS Ulcerative Colitis Endoscopic Index of Severity, SES-CD Simple Endoscopic Score for Crohn’s Disease, SATI Subcutaneous adipose tissue index, VATI Visceral adipose tissue index, PSAI Paraspinal intramuscular adipose tissue index, MATI Mesorectal adipose tissue index, MFI Mesenteric fat index, SDs Standard deviations