Table 4.
Accuracy of the generalized LMM equation in estimating mean measured peak VO2 from mean 6 MWD.
| Study | M-peak VO2 | 6 MWD | E-peak VO2 | Measured - Estimated |
|---|---|---|---|---|
| Cahalin (3) | 12.4 | 310 | 12.1 | 0.3 |
| Cahalin (2) | 9.6 | 294 | 11.7 | -2.1 |
| Lucas (6) | 14.2 | 391 | 13.9 | 0.3 |
| Miyamoto (7) | 13.9 | 377 | 13.6 | 0.3 |
| Opasich (8) | 14.5 | 378 | 13.6 | 0.9 |
| Roul (9) | 16.8 | 437 | 15.0 | 1.8 |
| Starobin (10) | 14.0 | 436 | 15.0 | -1.0 |
| Zugck (11) | 15.6 | 463 | 15.6 | 0.0 |
| Faggiano (4) | 15.1 | 419 | 14.6 | 0.5 |
| Lipkin (5) | 14.0 | 452 | 15.3 | -1.3 |
| Baylor | 13.1 | 354 | 13.1 | 0.0 |
| Grand Mean | 13.9 | 392 | 13.9 | 0.0 |
M-peak VO2 (Measured mean peak VO2 from CPET)
E-peak VO2 (Estimated mean peak VO2 from 6 MWD):
Mean peak VO2 = 4.948 + (0.023 × 6 MWD) (SEE 1.1 ml/kg/min)