Table 4. Correlations between the percent changes in BS and parameters supposed to affect intestinal motility.
| Medians (ranges) | Correlation Coefficient | |
|---|---|---|
| Invasiveness of surgery | ||
| Operation time (min) | 311.2 (226–416) | −0.248 |
| Arrest time (min) | 108.5 (66–166) | −0.352 |
| Anesthesia time (min) | 425.8 (317–513) | −0.292 |
| Bleeding (ml) | 402.8 (130–890) | −0.273 |
| Inflammation, Nutrition, Renal function† | ||
| TP (g/dl) | 5.8 (5.3–6.5) | −0.244 |
| Alb (mg/dl) | 3.7 (3.3–4.4) | −0.013 |
| CRP (mg/dl) | 5.1 (2.3–9.2) | 0.185 |
| WBC (102/μl) | 86.1 (56.4–105.6) | −0.275 |
| eGFR (ml/min/1.73m2) | 72.6 (52–121) | −0.133 |
| Cre (mg/dl) | 0.75 (0.4–1.1) | −0.249 |
| Use of drugs§ | ||
| analgesic drugs [ % (n) ] | 10 (1) | |
| cardiotonic drugs [ % (n) ] | 90 (9) |
Data are presented as medians (ranges). TP: total protein; Alb: albumin; CRP: C-reactive protein; WBC: white blood cell count; eGFR: estimated glomerular filtration rate; Cre: creatinine. †the postoperative most recent value §assay date of bowel sounds