Table 3.
RBC indices, neutrophil-to-lymphocyte ratio (NLR), and platelet count in each group.
| Control (N = 100) | Stage I–II (N = 100) | Stage III–IV (N = 100) | P value | |
|---|---|---|---|---|
| Preoperative RBC indices | ||||
| RBCs (×106/uL) | 4.302 (4.242–4.362) | 4.259 (4.197–4.322) | 4.264 (4.204–4.323) | .560 |
| Hb (g/dL) | 12.888 (12.668–13.107) | 12.735 (12.551–12.918) | 12.471 (12.267–12.674) | .015* |
| Hct (%) | 38.101 (37.553–38.678) | 37.536 (36.998–38.073) | 36.806 (36.266–37.345) | .004* |
| MCV (fL) | 88.646 (87.521–89.770) | 88.243 (87.326–89.159) | 86.514 (85.581–87.447) | .007* |
| MCH (pg) | 30.039 (29.557–30.520) | 29.950 (29.589–30.310) | 29.312 (28.899–29.725) | .032* |
| MCHC (%) | 33.848 (33.626–34.069) | 33.940 (33.734–34.145) | 33.860 (33.631–34.088) | .814 |
| RDW (%) | 12.786 (12.548–13.023) | 12.698 (12.468–12.928) | 12.767 (12.559–12.974) | .850 |
| POD#1 Hb (g/dL) | 11.778 (11.556–11.999) | 11.723 (11.519–11.926) | 11.110 (10.903–11.316) | <.0001** |
| Preoperative NLR | 2.025 (1.768–2.283) | 2.841 (1.883–3.798) | 2.539 (1.928–3.150) | .229 |
| POD#1 NLR | 3.106 (2.730–3.481) | 3.150 (2.702–3.597) | 4.480 (3.833–5.126) | <.0001** |
| POD#3 NLR | 2.645 (1.785–3.505) | 2.334 (1.996–2.671) | 2.519 (2.207–2.831) | .738 |
| Platelet (×103/uL) | 264.18 (252.93–275.43) | 258.03 (246.33–269.73) | 256.93 (245.50–268.42) | .635 |
Note: Data are presented as mean (95% confidence interval), P values obtained by One-way analysis of variance.
Hb = hemoglobin, Hct = hematocrit blood test, MCV = mean corpuscular volume, MCH = mean corpuscular hemoglobin, MCHC = mean corpuscular hemoglobin concentration, NLR = neutrophil-to-lymphocyte ratio, POD = postoperative day, RBC = red blood cell, RDW = red cell distribution width.
*
P < .05.
**
P < .0001.