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Table 1 Genotype frequencies and genotype association analysis of mixed population of IBD patients and healthy subjects

From: The impact of the rs8005161 polymorphism on G protein-coupled receptor GPR65 (TDAG8) pH-associated activation in intestinal inflammation

 

Minor allele homozygous carriers

Minor allele carriers

rs8005161, GPR65

 

CC (%)

CT (%)

TT (%)

p-value

OR (CI)

p-value

OR (CI)

Χ 2 (HWE) p-value

non-IBD

422 (80.8%)

95 (18.2%)

5 (1.0%)

 

IBD

277 (76.5%)

78 (21.6%)

7 (1.9%)

0.25

2.04 (0.64–6.5)

0.13

1.3 (0.93–1.8)

 

0.2

UC

105 (74.5%)

31 (21.9%)

5 (3.6%)

0.04

3.8 (1.09–13)

0.1

1.45 (0.93–2.2)

 

0.04

CD

172 (77.8%)

47 (21.3%)

2 (0.9%)

1

0.94 (0.18–4.9)

0.37

1.2 (0.82–1.8)

 

0.62

rs3742704, GPR65

 

AA (%)

AC (%)

CC (%)

p-value

OR (CI)

p-value

OR (CI)

 

Χ 2 (HWE)p-value

non-IBD

317 (84.3%)

57 (15.2%)

2 (0.5%)

 

IBD

343 (80.3%)

78 (18.3%)

6 (1.4%)

0.29

2.7 (0.53–13)

0.17

1.3 (0.91–1.9)

 

0.21

UC

99 (81.1%)

23 (18.9%)

0

1

0.61 (0.03–13)

0.4

1.3 (0.73–2.1)

 

0.46

CD

239 (80.2%)

54 (18.1%)

5 (1.7%)

0.25

3.2 (0.61–17)

0.18

1.3 (0.89–2)

 

0.19

rs1805078, GALC

 

GG (%)

GA (%)

AA (%)

p-value

OR (CI)

p-value

OR (CI)

 

Χ 2 (HWE) p-value

non-IBD

270 (88.2%)

33 (10.8%)

3 (1%)

 

IBD

363 (88.1%)

47 (11.4%)

2 (0.5%)

1

0.49 (0.082–3)

1

1.01 (0.64–1.6)

 

0.71

UC

116 (86.6%)

15 (11.2%)

3 (2.2%)

0.37

2.3 (0.46–11.6)

0.63

1.6 (0.63–2.1)

 

0.570

CD

242 (88.6%)

31 (11.4%)

0

0.25

0.16 (0.008–3.1)

0.9

0.96 (0.58–1.6)

 

1

  1. Odds ratio (OR) with 95% confidence interval (CI) and p–value for WT vs. homozygous and heterozygous allele carriers is indicated. Statistical analysis: Fisher’s exact test with two-tailed values; HWE – calculated χ2 for Hardy-Weinberg Equilibrium. CD: Crohn’s disease, GALC: galactosylceramidase, GPR65: G protein-coupled receptor 65 (also known as TDAG8), IBD: inflammatory bowel disease, UC: ulcerative colitis