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Table 5 Summary of the findings in relation to positive skin prick tests (Environmental)

From: Evaluation of eczema, asthma, allergic rhinitis and allergies among the grade-7 children of Iqaluit

The number of students underwent skin prick test: 24 out of 108

Positive skin prick test trees (n = 2)

Positive skin prick test grass (n = 5)

Positive skin prick test cat (n = 7)

Male: female

1:1

4:1

3:4

Odds ratio

1.00

5.5

.67

95% CI

.06–18.09

.51–59.01

.11–3.93

Ethnicity

 Inuit n (%)

0 (.0)

1 (4.2)

2 (8.3)

 Mixed n (%)

2 (8.3)

3 (12.5)

4 (16.7)

 Non-Inuit n (%)

0 (.0)

1 (4.2)

1 (4.2)

 Total n (%)

2 (8.3)

5 (20.8)

7 (29.2)

 Chi-square (p-value)

2.94 (.37)

2.61 (.27)

2.14 (.40)

Smoker(s) at home (yes: no)

2:0

4:1

6:1

Odds ratio

n/a

1.43

2.50

95% CI

n/a

.13–16.03

.24–26.48

Crowdedness correlation (p)

.402 (.052)

.396 (.06)

.244 (.25)

Cat ownership (yes: no)

0:2

1:4

0:7

Odds ratio

n/a

n/a

n/a

95% CI

n/a

n/a

n/a

Any pet owner (yes: no)

2:0

3:2

4:3

Odds ratio

n/a

.54

.41

95% CI

n/a

.07–4.20

.06–2.66

Exclusive breast feeding (yes: no)

2:0

3:2

4:3

Odds ratio

n/a

.69

.56

95% CI

n/a

.09–5.29

.09–3.45

Being ever outside Nunavut (yes: no)

1:1

4:1

7:0

Odds ratio

.05

.22

n/a

95% CI

.002–1.46

.01–4.36

n/a

Previous respiratory hospitalization (yes:no)

0:2

2:3

1:6

Odds ratio

n/a

3.56

.54

95% CI

n/a

.41–31.23

.05–5.94

TB vaccination (yes: no)

n/a

n/a

n/a

Odds ratio

n/a

n/a

n/a

95% CI

n/a

n/a

n/a

Family history of food allergy (yes: no)

1:1

1:4

1:6

Odds ratio

6.0

1.25

.72

95% CI

.29–124.1

.10–15.5

.06–8.46

Family history of environmental allergy (yes: no)

2:0

2:3

2:5

Odds ratio

n/a

1.33

.67

95% CI

n/a

.17–10.25

.10–4.58

Family history of asthma (yes: no)

2:0

2:3

1:6

Odds ratio

n/a

3.33

.50

95% CI

n/a

.38–29.39

.05–5.51

Family history of eczema (yes: no)

0:2

0:5

3:4

Odds ratio

n/a

n/a

1.25

95% CI

n/a

n/a

.21–7.62

Having current asthma (yes: no)

0:2

1:4

0:7

Odds ratio

n/a

n/a

n/a

95% CI

n/a

n/a

n/a

Having past asthma (yes: no)

0:2

1:4

1:6

Odds ratio

n/a

1.33

.78

95% CI

n/a

.11–16.48

.07–9.08

Having current eczema (yes: no)

0:2

2:3

2:5

Odds ratio

n/a

1.87

.96

95% CI

n/a

.24–14.65

.14–6.70

Having past eczema (yes: no)

0:2

2:3

2:5

Odds ratio

n/a

1.14

.57

95% CI

n/a

.15–8.59

.09–3.83

Having current allergic rhinitis (yes: no)

0:2

0:5

0:7

Odds ratio

n/a

n/a

n/a

95% CI

n/a

n/a

n/a

Having past allergic rhinitis (yes: no)

0:2

0:5

0:7

Odds ratio

n/a

n/a

n/a

95% CI

n/a

n/a

n/a

  1. n/a not applicable, CI confidence interval