Table 2 The comparison between pre- and post-operative BUN levels
Variable | Preoperative BUN (mmol/L) | Postoperative BUN (mmol/L) | P-value |
|---|---|---|---|
Total (n = 632) | 5.3 (4.4,6.5) | 4.9 (4.0,6.4) | < 0.001 |
Recurrence (n = 95) | 5.9 (4.8,6.9) | 5.85 (4.4,6.9) | 0.177 |
Non-Recurrence (n = 537) | 5.2 (44.3,6.4) | 4.9 (3.9,6.25) | < 0.001 |