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Table 2 Distribution (%) of weekly PA according to ever asthma for participating boys and girls

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

PA (h per wk.) Boys (n) Girls (n) P a
Low (0–1) 22.2 (74) 29.5 (93) = 0.408
Mod (2–3) 28.7 (96) 34.3 (108) = 0.490
High (4–7+) 49.1 (164) 36.2 (114) = 0.498
P b = 0.524 = 0.323  
  1. Hour/s, Mod Moderate, N Number, P Probability of difference (Pearson chi2) between (a) genders, (b) PA categories, PA Physical activity, Wk Week
  2. Overall Pearson chi2: P = 0.003