Table 2. Comparison of clinicopathological variables according to skeletal muscle index one year after radical cystectomy.
| Parameters | Non-sarcopenic patients, (n=40) | Sarcopenic patients, (n=40) | P-value |
|---|---|---|---|
| Pathological stage | 0.028 | ||
| T0, Tis, Ta | 6 (15.0) | 2 (5.0) | |
| T1 | 15 (37.5) | 10 (25.0) | |
| T2 | 10 (25.0) | 9 (22.5) | |
| T3 | 4 (10.0) | 13 (32.5) | |
| T4 | 5 (12.5) | 6 (15.0) | |
| Histological grade | 0.029 | ||
| Low | 8 (20.0) | 1 (2.5) | |
| High | 32 (80.0) | 39 (97.5) | |
| Lymph node involvement | 0.617 | ||
| No | 28 (70.0) | 30 (75.0) | |
| Yes | 12 (30.0) | 10 (25.0) | |
| Lymphovascular invasion | 0.712 | ||
| No | 37 (92.5) | 35 (87.5) | |
| Yes | 3 (7.5) | 5 (12.5) | |
| SMI changes 1 year after RC (cm2/m2) | -1.12±3.14 | -3.80±3.59 | 0.001 |
| Median follow-up period (months, range) | 48.1 (14.4-105.1) | 43.5 (12.5-93.0) | 0.060 |
| Metastasis | 0.104 | ||
| No | 29 (72.5) | 22 (55.0) | |
| Yes | 11 (27.5) | 18 (45.0) | |
| Overall death | 0.012 | ||
| No | 34 (85.0) | 24 (60.0) | |
| Yes | 6 (15.0) | 16 (40.0) | |