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Table 1 Demographic data of participants*

From: Evaluation of coagulation activation after Rhinovirus infection in patients with asthma and healthy control subjects: an observational study

 

Healthy controls n = 11

Mild asthma n = 13

p-value

Female, n (%)

10 (91)

6 (46)

0.02

Age, years (range)

21 (19–31)

22 (19–29)

NS

Oral anticonceptive use, n (%)

4 (36)

3 (23)

NS

PC20 (mg/ml), geometric mean (95% CI)

>16

2.41 (1.29-4.48)

<0.001

FENO (ppb), mean (SD)

23.3 (12.9)

70.0 (36.8)

<0.05

FEV1 % pred. (range)

102 (90–121)

101 (80–123)

NS

pbFEV1, % pred. (range)

107 (98–127)

104 (83–129)

NS

PCR-positive for RV16 on day 6, n (%)

9 (81)

11 (85)

NS

PCR-positive for RV16 on day 6 in BALf, n (%)

3 (27)

7 (54)

NS

RV16 neutralization on day 42, n (%)

9 (81)

11 (85)

NS

  1. *see Additional file 1 for inclusion and exclusion criteria.
  2. BALf, Bronchoalveolar lavage fluid; FEV1, Forced expiratory volume in 1 sec; FENO, Fraction of exhaled Nitric oxide; PC20, provocative concentration of inhaled methacholine chloride to cause a 20 % falling in FEV1; RV16, Rhinovirus serotype 16; pb, post bronchodilator.