Table 2.
Comparisons of the median values of the indexes studied preoperatively and at the 1st and 4th postoperative days, in patients with and without anastomotic leakage
| Parameter | Patients | Preoperatively | 1st postoperative day | 4th postoperative day |
|---|---|---|---|---|
| WBC median (IQR) | Non-AL | 6.50 (5.40–8.30) | 10.40 (8.30–12.90) | 7.90 (6.30–9.90) |
| AL | 6.25 (5.20–7.60) | 9.10 (7.30–12.10) | 10.00 (7.65–12.72) | |
| p value | ns | ns | < 0.0001 | |
| Neutrophils median (IQR) | Non-AL | 4.10 (3.20–5.50) | 8.40 (6.50–10.70) | 5.70, 4.40–7.52 |
| AL | 4.00 (3.10–5.03) | 7.50 (6.05–10.10) | 8.00, 5.92–10.10 | |
| p value | ns | ns | 0.0001 | |
| Monocytes median (IQR) | Non-AL | 0.50 (0.40–0.60) | 0.60 (0.50–0.90) | 0.50 (0.40–0.70) |
| AL | 0.50 (0.40–0.60) | 0.50 (0.30–0.60) | 0.50 (0.40–0.60) | |
| p value | ns | < 0.0001 | ns | |
| Lymphocytes median (IQR) | Non-AL | 1.50 (1.10–1.90) | 1.00 (0.70–1.40) | 1.10 (0.80–1.40) |
| AL | 1.30 (1.00–1.82) | 0.80 (0.60–1.10) | 0.90 (0.70–1.17) | |
| p value | ns | 0.0002 | < 0.0001 | |
| Platelets median (IQR) | Non-AL | 258 (211–319) | 220 (179–271) | 231 (184–285) |
| AL | 267 (216–323) | 216 (175–263) | 240 (182–306) | |
| p value | ns | ns | ns | |
| RDWmedian (IQR) | Non-AL | 14.8 (13.8–16.6) | 14.9 (13.8–16.8) | 15.0 (13.8–17.0) |
| AL | 15.1 (13.7–17.2) | 16.0 (13.7–17.5) | 15.9(13.9–17.6) | |
| p value | ns | ns | ns | |
| AL | 8.0 (6.3–13.8) | 31.5 (28.0–45.0) | 105.0 (82.0–132.0) | |
| p value | ns | ns | < 0.0001 | |
| NLR median (IQR) | Non-AL | 2.90 (2.10–3.90) | 8.35 (6.00–11.80) | 5.30 (3.60–7.40) |
| AL | 3.30 (2.28–4.13) | 9.80 (7.12–12.30) | 9.60 (6.55–10.98) | |
| p value | ns | 0.007 | < 0.0001 | |
| dNLR median (IQR) | Non-AL | 1.90 (1.50–2.40) | 4.60 (3.58–6.10) | 2.90 (2.10–3.90) |
| AL | 2.10 (1.60–2.50) | 5.00 (4.10–6.22) | 4.70 (3.40–5.50) | |
| p value | ns | 0.025 | < 0.0001 | |
| LMR median (IQR) | Non-AL | 3.00 (2.20–4.00) | 1.60 (1.10–2.10) | 2.00 (1.50–2.80) |
| AL | 2.70 (2.20–4.10) | 1.80 (1.30–2.18) | 2.00 (1.40–2.40) | |
| p value | ns | ns | ns | |
| PLR median (IQR) | Non-AL | 178 (129–253) | 230 (158–317) | 218 (154–288) |
| AL | 200 (141–276) | 270 (190–374) | 254 (212–338) | |
| p value | 0.038 | 0.0009 | < 0.0001 |
AL anastomotic leakage, IQR interquartile range, LMR lymphocyte to monocyte ratio, NLR neutrophil to lymphocyte ratio, PLR platelet to lymphocyte ratio, RDW red blood cell distribution width, ns not significant, WBC white blood cells. Statistical significance at 0.05