Test-Retest Reliability and Physiological Responses Associated with the Steep Ramp Anaerobic Test in Patients with COPD

Table 1

Subject characteristics.

Subject characteristics (𝑛=11)
Male : Female, (𝑛)	7 : 4
Age, years	71±3
Weight, kg	84.6±21.0
BMI, kg/m^2	29.3±5.9
TLC, L (% predicted)	6.56±1.21 (108 ± 10)
RV, L (% predicted)	3.42±0.91 (151 ± 32)
FEV1, (L) (% predicted)	1.08±0.26 (43 ± 15)
FVC (L), (% predicted)	2.73±0.68 (83 ± 15)
FEV1/FVC, %	41 ± 10

Mean ± standard deviation. Abbreviations: TLC: total lung capacity, RV: residual volume, FEV₁: forced expiratory volume in 1 second, FVC: forced vital capacity, pred = predicted.