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Table 4 Comparison of previous diseases between cases and controls.

From: Clinically diagnosed childhood asthma and follow-up of symptoms in a Swedish case control study

 

Case (n = 158)

Control (n = 171)

 
 

n

%

n

%

p-value

Has your child ever had asthma?

   Yes:

96

60.7

8

4.7

<0.0001

   No:

62

39.2

163

95.3

 

Has your child ever had eczema?

   Yes:

74

46.8

67

39.2

0.16

   No:

84

53.2

104

60.8

 

Has your child ever had hay fever?

   Yes:

34

21.5

24

14.0

0.075

   No:

124

78.5

147

85.9