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Table 1 Socio-demographic features of studied children

From: Prevalence and clinical features of adverse food reactions in Portuguese children

Parameters

AFR

IgE AFR

Non IgE AFR

Odds ratio

IgE AFR/Non IgE AFR

p value

Target cohort

Q1+

Q2+

(n = 109)

(n = 34)

(n = 75)

(95% CI)

(n = 2474)

(n = 176)

(n = 115)

Sex (%)

 F

49.5

23.5

61.3

1

<0.001*

50.1

51.2a

48.7b

 M

50.5

76.5

38.7

5.155 (2.057, 12.918)

49.9

48.8a

51.3b

Age (years) (mean ± SD)

7.00 ± 1.82

6.65 ± 1.56

7.16 ± 1.91

0.173**

7.1 ± 1.9

7.1 ± 1.85

7.0 ± 1.82

Atopy (%)

 No

47.6

9.4

64.4

1

<0.001*

 Yes

52.4

90.6

35.6

17.474 (4.851, 62.948)

History of other morbidities (%)

 No

56.0

61.8

53.3

1

0.411*

 Yes

44.0

38.2

46.7

0.707 (0.309, 1.618)

Responding parent (%)

 Father

12.0

11.8

13.3

1

0.821*

18.2

16.9c

12.8d

 Mother

88.0

88.2

86.7

1.154 (0.335, 3.978)

81.8

83.1c

87.2d

Residence (%)

 Rural

41.3

38.2

42.7

1

0.663*

 Urban

68.7

61.8

57.3

1.202 (0.525, 2.755)

Graffar class (%)

 I

8.3

11.8

6.7

0.514**

 II

25.7

23.5

26.7

 III

56.0

50.0

58.6

 IV

10.0

14.7

8.0

 V

0.0

0.0

0.0

  1. * Calculated using Chi square test
  2. ** Calculated using Fisher`s test
  3. aBinomial test to test against to target cohort proportion, p = 0.421
  4. bBinomial test to test against to target cohort proportion, p = 0.418
  5. cBinomial test to test against to target cohort proportion, p = 0.319
  6. dBinomial test to test against to target cohort proportion, p = 0.091