Table 2

Pulmonary function parameters in allergic and non-allergic children

  • Data are expressed as mean (SD).

  • FEV1 = forced expiratory volume in 1 second; FVC = forced vital capacity; FEF25–75% = forced expiratory flow at 25–75% of vital capacity; PD20 Mch = dose of methacholine provoking a fall in FEV1 of 20%.