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Table 1 Patients' characteristics and baseline data.

From: Rapid effects of extrafine beclomethasone dipropionate/formoterol fixed combination inhaler on airway inflammation and bronchoconstriction in asthma: a randomised controlled trial

Characteristic Mean ± SD Median (Range)
Age (years) 30.6 ± 9.2 28.5 (19-46)
FEV1 (L) 3.4 ± 0.7 3.4 (2.2-4.5)
% FEV1 predicted 94.9 ± 10.5 98.5 (71-111)
FVC (L) 4.4 ± 1.1 4.4 (2.8-6.2)
% FVC predicted 105.3 ± 13.2 111.0 (65-118)
FENO (ppb) 72.4 ± 27.1 82 (27-120)
AMP PC20 (mg/mL) 6.5 ± 6.0 4.5 (0.4-19.3)
  1. SD = standard deviation; FEV1 = forced expiratory volume in one second; FVC = forced vital capacity; FENO = Fractional exhaled nitric oxide; AMP PC20 = AMP challenge provocative concentration causing a 20% fall in FEV1