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Table 2 Genotype and allele frequencies of -33C>TIL4 and 576Q>RIL4RA SNPs

From: Interleukin-4 (IL4) and Interleukin-4 receptor (IL4RA) polymorphisms in asthma: a case control study

Phenotype

Genotype

Allele

HWE p value

-33C>T IL4

N

Log IgE ± SD

CC

TC

TT

C

T

 

Controls

79

1.36 ± 0.67

0.81

0.19

0

0.91

0.09

0.35

Asthma

133

2.18 ± 0.71

0.70

0.29

0.01

0.85

0.15

0.15

Allergic Asthma

99

2.42 ± 0.56

0.69

0.30

0.01

0.84

0.16

0.24

Non-allergic Asthma

34

1.59 ± 0.76

0.74

0.26

0

0.87

0.13

0.37

Intermittent Asthma

54

2.39 ± 0.60

0.79

0.19

0.02

0.89

0.11

0.65

Persistent Asthma

79

2.09 ± 0.76

0.63

0.37*

0

0.82

0.18†

0.05

576Q>R IL4RA

  

AA

AG

GG

A

G

 

Controls

79

1.36 ± 0.67

0.62

0.33

0.05

0.79

0.21

0.82

Asthma

133

2.18 ± 0.71

0.68

0.31

0.01

0.84

0.16

0.10

Allergic Asthma

99

2.42 ± 0.56

0.71

0.29

0

0.85

0.15

0.09

Non Allergic Asthma

34

1.59 ± 0.76

0.59

0.38

0.03

0.78

0.22

0.51

Intermittent asthma

54

2.39 ± 0.60

0.67

0.33

0

0.83

0.17

0.14

Persistent asthma

79

2.09 ± 0.76

0.68

0.30

0.01

0.84

0.16

0.35

  1. HWE: Hardy-Weinberg Equilibrium
  2. * Fisher's p value = 0.013, Monte Carlo p value (after 104 simulations) = 0.019
  3. †Fisher's p value = 0.023, Monte Carlo p value (after 104 simulations) = 0.037