Table 2.
CPET performance for study population
| eGFR>60 | CKD stage 3 | p Value | |
|---|---|---|---|
| VO2peak (mL/min kg) | 17.7±5.6 | 14.9±4.1 | <0.001 |
| VO2peak (% predicted) | 76±25 | 69±18 | 0.02 |
| VO2AT (mL/min kg) | 11.4±2.2 | 10.4±2.2 | <0.001 |
| VE-VCO2 slope | 30.3±5.9 | 33.8±5.9 | <0.001 |
| Oxygen pulse (mL/min O2) | 10.2±4.2 | 9.1±2.6 | 0.35 |
| Oxygen pulse (% predicted) | 90.6±26 | 85.1±21 | 0.35 |
Data are shown as mean (SD). All % predicted values control for age, gender, weight.
AT, Anaerobic threshold; CKD, chronic kidney disease; CPET, cardiopulmonary exercise testing; eGFR, estimated glomerular filtration rate; VCO2, carbon dioxide production; VE, ventilation; VO2peak, peak oxygen consumption.