Predicted postoperative (ppo) values and actually measured values 4–6 weeks after surgery for pulmonary function (n=63) and peak oxygen uptake (n=59), with limits of agreement and linear correlation (r2)
| Ppo value | Actually measured after surgery | Difference ppo-measured | p Value | Limits of agreement | Linear correlation | |
|---|---|---|---|---|---|---|
| FEV1, % of predicted | 69.5±19.9 | 72.9±17.5 | −3.4±−13.7 | 0.06 | −23.5 to 30.2 | 0.55 |
| DLCO, % of predicted | 63.6±18.9 | 65.4±18.1 | −1.7±−12.3 | 0.27 | −22.3 to 25.8 | 0.61 |
| V̇O2peak, % of predicted | 63.1±16.5 | 65.4±16.9 | −2.3±−13.3 | 0.20 | −23.8 to 28.3 | 0.46 |
| V̇O2peak, mL/kg/min | 18.6±5.4 | 19.2±5.5 | −0.6±−4.1 | 0.24 | −7.4 to 8.7 | 0.50 |
Data are presented as mean±SD.
DLCO, carbon monoxide lung diffusion capacity; FEV1, forced expiratory volume after 1 s; V̇O2peak, peak oxygen uptake.