Table 1.
Participant characteristics
| COPD | CON | |
|---|---|---|
| Characteristics | ||
| N. | 28 | 28 |
| Age (yrs) | 65 (±8) | 60 (±7)* |
| Weight (kg) | 76 (±15) | 79 (±17) |
| Height (cm) | 171 (±11) | 170 (±8) |
| BMI (kg/m2) | 26 (±5) | 27 (±5) |
| Gender (M/F) | 17/11 | 16/12 |
| Race (AA/NHW) | 5/23 | 15/13 |
| FVC (L) | 3.3 (±0.9) | 3.5 (±0.8) |
| FEV1 (L) | 1.8 (±0.7) | 2.8 (±0.6)* |
| FEV1 %pred | 63.9 (±23.4) | 97.9 (±13.6)* |
| SpO2 (%) | 97 (±1.6) | 98 (±1.1) |
| GOLD stage N. (1/2/3/4) | 7/13/5/3 | |
| Resting Muscle Characteristics | ||
| Saturation (TSI) (%) | 66 (±6) | 68 (±5) |
| ATT (mm) | 2.3 (±1.9)¶ | 2.8 (±1.9)♮ |
Data are mean (±SD). CON = controls; BMI = body mass index; M = male; F = female; AA = African American; NHW = Non Hispanic White; FVC = forced vital capacity; FEV1 = forced expiratory volume in 1 second; SpO2 = arterial oxygen saturation; TSI = tissue saturation index; ATT = adipose tissue thickness
*
p ≤ 0.01 vs. COPD patients;
¶
= COPD n=21;
♮
= CON n=18