Skip to main content

Table 2 Spirometry findings in 130 competitive swimmers

From: Asthma, allergies and respiratory symptoms in different activity groups of swimmers exercising in swimming halls

  All swimmers N = 130 Female swimmers N = 58 Male swimmers N = 72
FVC mean (SD) 112% (12) of predicted 111% (13) of predicted 112% (12) of predicted
FEV1 mean (SD) 108)% (13of predicted 110% (13) of predicted 106% (12) of predicted
FEV1/FVC mean (SD) 97% (9) of predicted 99% (8) of predicted 95% (9) of predicted
Airway obstruction n/N (%) 15/130 (12%) 3/58 12/72
Asthma n/N (%) 25/130 (19%) 11/58 14/72
  1. FEV1: Forced expiratory volume in one second (liters per second)
  2. FEV1/FVC: Ratio of Forced expiratory volume in one second and forced vital capacity (%)
  3. FVC: Forced vital capacity (liters)
  4. SD: Standard deviation
  5. N: Number of subjects
  6. n/N: Number of subjects concerned out of the whole population number of subjects