Table 3.
Spearman correlation between VO2peak (mL/kg/min) and organ-specific and functional measures of health.
| Variable | Correlation coefficient (R) | P-Value |
|---|---|---|
| LV ejection fraction (%) | 0.10 | 0.71 |
| LV global longitudinal strain (%) | -0.67 | <0.01 |
| TLC (predicted %) | 0.33 | 0.16 |
| FEV1 (predicted %) | 0.04 | 0.86 |
| FVC (predicted %) | 0.14 | 0.53 |
| DLCO (predicted %) | 0.32 | 0.17 |
| DL/VA (predicted %) | 0.15 | 0.52 |
| Hemoglobin (G/dL) | 0.28 | 0.23 |
| Predicted 6MWT Distance (%) | 0.52 | 0.02 |
| Timed Up and Go (seconds) | -0.12 | 0.63 |
Abbreviations: VO2peak, peak oxygen uptake; mL, milliliter; kg, kilogram; LV, left ventricular; TLC, total lung capacity; FEV1, forced expiratory volume in 1 second; FVC, forced vital capacity; DLCO, carbon monoxide diffusing capacity; DL/VA, carbon monoxide diffusing capacity/volume of air; 6MWT, six-minute walk test; min, minute; mm, millimeter).