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Table 1 Demographic and baseline characteristics of COPD patients

From: Maximal exercise in obese patients with COPD: the role of fat free mass

  Normal weight Obese
(n = 22) (n = 22)
Age (years) 66 ± 6 66 ± 6
Females/Males 9/13 7/15
BMI (kg/m2) 22 ± 2 34 ± 4**
FM (kg) 14.7 ± 5.9 36.2 ± 10.4**
FFM (kg) 46.2 ± 6.9 55.2 ± 8.8**
FFMI (kg/m2) 16.5 ± 1.7 19.8 ± 2.3**
MRC (0–4) 1 (0–4) 1 (0–4)
TLC (% pred) 128 ± 25 102 ± 22**
VC (% pred) 89 ± 17 77 ± 12**
FRC (% pred) 161 ± 34 137 ± 40*
RV (% pred) 187 ± 45 168 ± 56
FEV1 (% pred) 52 ± 13 50 ± 12
FEV1/VC (%) 50 ± 11 53 ± 9
FEF50/FIF50 0.32 ± 0.23 0.29 ± 0.12
TLCO (% pred) 60 ± 16 78 ± 18**
  1. *p value < 0.05.
  2. **p value < 0.01.
  3. Values are expressed as mean ± SD, median (range) or ratio.