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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