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Table 1 Characteristics of all study participants (%) by gender

From: Associations of physical activity with childhood asthma, a population study based on the WHO - health behaviour in school-aged children survey

  Boys (n) Girls (n) P
48.7 (2348) 51.3 (2476)  
Participants by grade    = 0.462
 5 35.6 (836) 37.0 (916)  
 7 34.4 (807) 32.8 (812)  
 9 30.0 (705) 30.2 (748)  
WheezeAS 14.2 (333) 17.2 (426) = 0.003
 Mis 1.3 (31) 1.6 (40)  
Doctor /or hospital consultation for wheezeAS 6.4 (151) 7.0 (172) = 0.481
 Mis 1.0 (23) 0.9 (21)  
Ever asthma 14.3 (336) 12.8 (316) = 0.120
 Mis 0.8 (18) 0.9 (22)  
Current asthma 6.8 (160) 7.0 (173) = 0.806
 Mis 2.3 (53) 2.3 (58)  
Low PA (0-1 h/week) 24.5 (568) 33.1 (810) <  0.001
 Mis 1.1 (25) 1.1 (28)  
  1. AS Asthma symptom past 12 months, H Hour, Mis Missing, N Number, Ns Non-significant, P Probability of difference between genders (Pearson chi2), PA Physical activity