| Measures | Preoperative | Postoperative First Year | P-value |
|---|---|---|---|
| Average step count per day | 2199.6±690.8 (453-3800) | 4124.3±1638.8 (1700-12096) | <0.001 |
| 6MWT (meter) | 261.08±65.88 (46-385) | 311.92±63.29 (105-422) | <0.001 |
| 6MWT (step) | 422.65±107.38 (70-615) | 502.36±103.16 (180-689) | <0.001 |
| FTSST (sec) | 26.73±7.23 (16-56) | 22.79±7.59 (13-60) | <0.001 |