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Table 2 Symptoms of shrimp ingestion, dust mite sensitization and atopic symptoms based on approximate quartiles of shrimp skin test diameter

From: High rate of house dust mite sensitization in a shrimp allergic southern Ontario population

 

Shrimp skin test

p value

3–4 mm

5–6 mm

7–9 mm

10–18 mm

 

n = 100

13

27

31

29

 

Shrimp symptoms severity grade 1–5 (%)

     

 1

3 (23)

8 (30)

12 (39)

12 (41)

 

 2

7 (54)

2 (7)

7 (23)

4 (14)

 

 3

1 (8)

9 (33)

3 (10)

7 (24)

 

 4

2 (15)

8 (30)

9 (29)

6 (21)

0.077

 5

0

0

0

0

 

Presence of asthma (%)

6 (46)

13 (48)

15 (48)

13 (45)

0.992

Presence of allergic rhinitis (%)

8 (62)

17 (63)

18 (58)

19 (66)

0.947

Presence of dermatitis (%)

2 (15)

6 (22)

3 (10)

5 (17)

0.608

  1. Approximate quartiles of shrimp skin testing showing presence of atopy, skin test positivity to dust mite and grade of shrimp ingestion symptoms