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. 2019 Oct 16;8(10):1698. doi: 10.3390/jcm8101698

Table 1.

Demographics of the eNose cohort, including ILD, COPD, and HC groups.

Group Number Mean Age at Baseline ± SD Male Smoking History
(n) (years) (n) Current Smoker (n) Ex-Smoker (n) Never-Smoked (n) Smoking History Unknown (n)
ILD 174

  • CTD-ILD

 25 66.4 ± 11.2 6 1 13 10 1

  • COP

 28 67.2 ± 7.7 13 - 20 8 -

  • HP

 20 63.2 ± 12.7 12 - 9 8 3

  • IPF

 51 68.6 ± 8.3 37 2 33 15 1

  • Sarcoidosis

 19 56.7 ± 14.3 9 2 6 11 -

  • uILD

 20 65.5 ± 11.7 14 5 5 10 -

  • Asbestosis

 5 72 ± 3.9 5 - 3 2 -

  • Other ILD (NSIP, RB-ILD, DIP)

 6 66.8 ± 11.9 3 1 2 3 -
Healthy controls 33 34.4 ± 14.9 1 8 2 10 13
COPD 23 64.4 ± 9.4 18 2 17 2 2

Abbreviations: CTD-ILD-connective-tissue diseases- associated ILD, COP-cryptogenic organizing pneumonia, COPD-chronic obstructive pulmonary disease, HP-hypersensitivity pneumonitis, IPF-Idiopathic pulmonary fibrosis, uILD-unclassifiable ILD, NSIP-non-specific interstitial pneumonia, RB-ILD-respiratory bronchiolitis-associated ILD, DIP-desquamative interstitial pneumonia, n-number of patients, and SD-standard deviation.