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Table 1 Demographic and clinical characteristics (mean ± SD) of participants. Bolded italic text highlight variables with statistically significant differences (p ≤ 0.05)

From: Bone marrow characterization in COPD: a multi-level network analysis

 

Never-smokers (n = 15)

Smokers (n = 10)

COPD (n = 35)

P-value

Age, years

62.50 ± 16.69

63.95 ± 10.36

66.35 ± 8.10

0.35

BMI, kg/m 2

33.00 ± 4.96

27.86 ± 4.36

27.05 ± 4.20

< 0.01

Pack years

0.00 ± 0.00

45.4 ± 22.82

51.0 ± 26.03

< 0.01

FEV1, % reference

105.61 ± 14.53

100.88 ± 14.01

64.26 ± 20.79

< 0.01

FEV1/FVC, %

79.29 ± 6.18

78.47 ± 5.29

53.84 ± 13.74

< 0.01

RV, % reference

112.8 ± 25.10

99.88 ± 23.69

172.41 ± 56.27

< 0.01

DLCO, % reference

91.21 ± 24.01

82.79 ± 13.90

60.79 ± 17.15

< 0.01

  1. BMI Body mass index, FEV1 Forced expiratory volume in 1st second, FVC Forced vital capacity, RV Residual volume, DLCO Diffusing capacity of the lung for carbon monoxide