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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