Table 2.
Comparison of characteristics in training cohort
| Characteristics | Training cohort | ||
|---|---|---|---|
| Negative (n = 267) | Positive (n = 114) | P value | |
| Gender (male, %) | 138 (51.7%) | 49 (43.0%) | 0.120 |
| Age (years) | 6.0 (4.0, 8.0) | 7.0 (6.0, 10.0) | < 0.001 |
| CRP (mg/L) | 1.7 (0.6, 7.7) | 1.5 (0.5, 3.4) | 0.003 |
| WBC (×10 9 /L) | 8.5 (7.0, 11.0) | 9.4 (8.0, 12.2) | 0.001 |
| Lymphocyte (×10 9 /L) | 2.74 (1.99, 3.98) | 3.80 (2.89, 5.10) | < 0.001 |
| Monocyte (×10 9 /L) | 0.56 (0.44, 0.75) | 0.59 (0.44, 0.76) | 0.531 |
| Neutrophil (×10 9 /L) | 4.53 (3.24, 6.16) | 4.77 (3.77, 6.26) | 0.324 |
| Lymphocyte (%) | 35.3 (23.9, 45.1) | 41.0 (30.4, 48.8) | 0.002 |
| Monocyte (%) | 6.50 (5.40, 8.35) | 5.60 (4.83, 7.35) | 0.001 |
| Neutrophil (%) | 54.2 (43.2, 66.1) | 50.3 (41.6, 59.9) | 0.013 |
| RBC (×10 12 /L) | 4.54 (4.31, 4.82) | 4.68 (4.45, 4.88) | 0.012 |
| Hemoglobin (g/L) | 128 ± 10 | 131 ± 11 | 0.018 |
| Hematocrit | 39.4 ± 3.2 | 40.6 ± 3.2 | 0.001 |
| MCV (fL) | 86.8 (84.0, 89.1) | 87.9 (84.7, 90.5) | 0.022 |
| MCH (pg) | 28.10 (27.30, 29.00) | 28.50 (27.43, 29.10) | 0.158 |
| MCHC (g/L) | 323 (319, 330) | 323 (317, 328) | 0.047 |
| RDW (%) | 13.10 (12.70, 13.50) | 12.90 (12.70, 13.30) | 0.224 |
| PLT (×10 9 /L) | 292 (243, 346) | 320 (277, 358) | 0.007 |
| MPV (fL) | 8.50 (8.00, 9.40) | 8.55 (8.10, 9.10) | 0.693 |
| PDW (%) | 15.90 (15.70, 16.30) | 16.00 (15.73, 16.28) | 0.758 |
| NLR | 1.50 (0.96, 2.75) | 1.23 (0.89, 1.87) | 0.005 |
| PLR | 105 (78, 136) | 81 (62, 104) | < 0.001 |
| MLR | 0.20 (0.13, 0.31) | 0.14 (0.11, 0.22) | < 0.001 |
| SII | 455 (280, 755) | 378 (249, 605) | 0.047 |
| SIRI | 0.83 (0.45, 1.78) | 0.69 (0.44, 1.22) | 0.060 |
Data are expressed as number, median (interquartile range), mean ± standard deviations
Abbreviations: CRP C-reactive protein, WBC White blood cell, RBC Red blood cell, MCV Mean red blood cell volume, MCH Mean red blood cell hemoglobin, MCHC Mean red blood cell hemoglobin concentration, RDW Red blood cell distribution width, PLT Platelet, MPV Mean platelet volume, PDW Platelet distribution width, NLR Neutrophil to lymphocyte ratio, PLR Platelet to lymphocyte ratio, MLR Monocyte to lymphocyte ratio, SII platelet × neutrophil/lymphocyte, SIRI neutrophil × monocyte/lymphocyte