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Table 2 Comparison of heredity 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
Asthma      
   No 96 60.7 126 73.6 0.007
   Father 12 7.6 7 4.1  
   Mother 12 7.6 7 4.1  
   More than one in the family 18 11.4 5 2.9  
   Sibling 20 12.6 26 15.2  
Allergic rhinitis      
   No 67 42.4 91 53.2 0.10
   Father 16 10.1 20 11.7  
   Mother 29 18.4 17 9.9  
   More than one in the family 34 21.5 28 16.3  
   Sibling 12 7.6 15 8.8  
Eczema as a Child      
   No 80 50.6 87 50.8 0.97
   Father 8 5.0 6 2.9  
   Mother 15 9.5 17 9.9  
   More than one in the family 22 13.9 25 14.6  
   Sibling 33 20.8 36 21.0