Table 1 Baseline characteristics according to neutrophil-to-lymphocyte-ratio quartile.
Variables | Lower Q | Middle 2Q | Upper Q | P-value |
|---|---|---|---|---|
No. | 328 | 653 | 328 | |
Age, years | 46.4 (8.9) | 45.3 (8.8) | 45.6 (9.2) | 0.173 |
Male | 214 (65.2) | 403 (61.7) | 195 (59.5) | 0.302 |
Body mass index, kg/m2 | 23.7 (2.9) | 23.8 (3.2) | 23.2 (3.2) | 0.012 |
Smoking status | 0.024 | |||
Never | 168 (56.0) | 363 (59.2) | 189 (61.2) | |
Former | 69 (23.0) | 133 (21.7) | 83 (26.9) | |
Current | 63 (21.0) | 117 (19.1) | 37 (12.0) | |
Smoking amount, pyrs | 6.0 (9.7) | 6.3 (11.0) | 5.4 (9.7) | 0.426 |
NLR | 1.1 (0.2) | 1.6 (0.2) | 2.6 (0.8) | <0.001 |
White blood cell, 103/mm3 | 5.3 (1.3) | 5.7 (1.3) | 6.5 (1.7) | <0.001 |
Neutrophil, % | 45.1 (4.6) | 55.2 (3.4) | 65.0 (4.4) | <0.001 |
Lymphocyte, % | 44.7 (4.4) | 35.3 (2.9) | 26.3 (3.6) | <0.001 |
Eosinophil, % | 3.0 (2.2) | 2.6 (2.1) | 2.2 (1.8) | <0.001 |
Basophil, % | 0.5 (0.3) | 0.5 (0.3) | 0.4 (0.2) | <0.001 |
Monocyte, % | 6.6 (1.6) | 6.4 (1.7) | 6.1 (1.5) | <0.001 |
Hemoglobin, g/dL | 14.3 (1.4) | 14.3 (1.5) | 14.2 (1.6) | 0.266 |
Platelet, 103/mm3 | 243.5 (51.8) | 247.1 (60.8) | 252.0 (58.3) | 0.169 |
C-reactive protein, mg/dL | 0.09 (0.19) | 0.09 (0.13) | 0.10 (0.17) | 0.002 |
