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Table 6 Genotypic frequencies according to clinical parameters of the Moroccan UC patients investigated for the L310P polymorphism

From: IL23R and ATG16L1 variants in Moroccan patients with inflammatory bowel disease

Clinical parameters

N

IL23L310P

P value

Chi-deux test

CC

CT

TT

Age of onset

30

   

0.31

2.34

<17 years

-

-

-

-

  

17-40

21

16 (76.2)

4 (19.0)

1 (4.8)

  

>40 years

9

5 (55.6)

4 (44.4)

-

  

Sex

30

   

0.30

2.93

Woman

14

11 (78.6)

2 (14.3)

1 (7.1)

  

Man

16

10 (62.5)

6 (37.5)

-

  

Localization

30

   

0.43

5.95

Leftcolitis

11

6 (54.5)

5 (45.5)

-

  

Extensive colitis

2

1 (50.0)

1 (50.0)

-

  

Pancolitis

13

10 (76.9)

2 (15.4)

1 (7.7)

  

Proctitis

4

4 (100.0)

-

-

  

SFC

30

   

0.80

0.44

Presence

1

1 (100.0)

-

-

  

Absence

29

20 (69.0)

8 (27.6)

1 (3.4)

  

Smoking

30

   

0.81

0.41

Presence

8

6 (75.0)

2 (25.0)

-

  

Absence

22

15 (68.2)

6 (27.3)

1 (4.5)

  

Appendectomy

30

   

<0.0001

20.60

Presence

-

-

-

-

  

Absence

30

21 (70.0)

8 (26.7)

1 (3.3)

  

EIM

30

   

0.60

1.03

Presence

17

11 (64.7)

5 (29.4)

1 (5.9)

  

Absence

13

10 (76.9)

3 (23.1)

-

  

Surgery

30

   

0.37

1.98

Presence

26

17 (65.4)

8 (30.8)

1 (3.8)

  

Absence

4

4 (100.0)

-

-

  
  1. (SFC: Similar familial cases; EIM: Extra intestinal manifestations; N: Total number; CC: wild type IL23R L310P, CT: IL23R L310P heterozygous variant, TT: IL23R L310P homozygous variant).