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Table 1 Patient‘s characteristics

From: Predictors and reproducibility of exercise-induced bronchoconstriction in cold air

 

Children

Adults

Total

6–17 years

18–40 years

Subjects

[n]

35

32

67

Female / Male

[n]

14/21

22/10

36/31

Age

[yr]

12.1 ± 2.9

25.6 ± 5.8

18.6 ± 8.1

Height

[m]

1.56 (1.27–1.81)

1.7 (1.55–1.9)

1.65 (1.27–1.9)

Weight

[kg]

51.4 (24.0–70.8)

65.4 (54.2–110.8)

58.1 (24.0–110.8)

FEV1

[%pred]

98.6 ± 12.8

97.1 ± 13.4

97.8 ± 13.0

PD20FEV1

[mg]

1.3 (0.01–2.9)

0.8 (0.01–4.5)

0.86 (0.01–4.5)

AQL

 

ACT (< 12 yr)

23 (19–27)

n = 15

ACQ (≥12 yr)

0.43 (0–2.7)

n = 50

 
  1. normally distributed data mean ± SD
  2. not normally distributed data median and min/max
  3. SD, standard deviation; FVC, forced vital capacity; FEV1, forced expiratory volume in one second; PD20FEV1 metha, provocation dose of methacholine causing a 20% drop in FEV1; AQL, asthma quality of life; ACT, asthma control test (cut off well controlled ≥20); ACQ, asthma control questionnaire (cut off well controlled ≤0.75), two subjects ≥12 yr did not complete the ACQ; n, number; yr., years; m, meter; kg, kilogram; %pred, %predicted; mg, milligram; ppb, parts per billion
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BMC Pulmonary Medicine

ISSN: 1471-2466

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