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Table 3 Endoscopy and pathology characteristics of the training cohort

From: Development and validation of a new algorithm model for differential diagnosis between Crohn's disease and intestinal tuberculosis: a combination of laboratory, imaging and endoscopic characteristics

 

ITB (n = 84)

CD (n = 84)

P value

Endoscopy, n (%)

Irregular ulcer

56 (66.67)

71 (60.71)

0.422

Longitudinal ulcer

8 (9.52)

30 (35.71)

 < 0.0001

Circular ulcer

26 (30.95)

1 (1.19)

 < 0.0001

Aphthous ulcer

2 (2.38)

35 (41.67)

 < 0.0001

Cobblestone appearance

4 (4.76)

11 (13.10)

0.058

Pseudopolyp

35 (41.67)

32 (38.10)

0.636

Scar

8 (9.52)

12 (14.29)

0.341

Stricture

24 (28.57)

19 (22.62)

0.377

Fistula

1 (1.19)

2 (2.38)

1

Rectum involvement

11 (13.10)

33 (39.29)

 < 0.0001

Sigmoid colon involvement

11 (13.10)

31 (36.90)

 < 0.0001

Pathology

Granulomas

62 (73.81)

52 (61.90)

0.099

Caseous necrosis

8 (9.52)

0 (0)

0.007

Non-caseous necrosis

56 (66.67)

64 (76.19)

0.172

Positive AFB staining#

4 (16)

0 (0)

1

  1. ITB, intestinal tuberculosis; CD, Crohn's disease; AFB, acid fast bacilli
  2. # Not all patients had the result