Table 1.
Baseline characteristics of the participants
| Quartile of log2 bNC | Q1 (<3.32 to ≤1.09) | Q2 (<1.09 to ≤1.68) | Q3 (<1.68 to ≤2.24) | Q4 (<2.32 to 5.03) | p value |
|---|---|---|---|---|---|
| N | 161 | 162 | 160 | 145 | |
| Age (year), mean (SD) | 45.53 (13.51) | 46.41 (13.89) | 47.71 (15.64) | 52.76 (14.91) | <.001 |
| Hospital stay (h), mean (SD) | 336.50 (140.28) | 336.74 (147.08) | 326.15 (146.66) | 326.70 (161.74) | .864 |
| Platelet count (×109/L), mean (SD) | 159.98 (56.38) | 176.78 (65.97) | 205.31 (74.85) | 238.06 (89.22) | <.001 |
| Lymphocyte count (×109/L) mean (SD) | 1.08 (0.44) | 1.10 (0.48) | 1.24 (0.65) | 1.21 (0.69) | .295 |
| Sex, n (%) | .065 | ||||
| Male | 60 (37.27%) | 76 (46.91%) | 83 (51.88%) | 64 (44.14%) | |
| Female | 101 (62.73%) | 86 (53.09%) | 77 (48.12%) | 81 (55.86%) | |
| Hypertension history, n (%) | .818 | ||||
| No | 132 (81.99%) | 139 (85.80%) | 133 (83.12%) | 122 (84.14%) | |
| Yes | 29 (18.01%) | 23 (14.20%) | 27 (16.88%) | 23 (15.86%) | |
| Diabetes history, n (%) | .213 | ||||
| No | 144 (89.44%) | 153 (94.44%) | 141 (88.12%) | 133 (91.72%) | |
| Yes | 17 (10.56%) | 9 (5.56%) | 19 (11.88%) | 12 (8.28%) | |
| Heart failure on admission, n (%) | .024 | ||||
| No | 159 (98.76%) | 158 (97.53%) | 153 (95.62%) | 134 (92.41%) | |
| Yes | 2 (1.24%) | 4 (2.47%) | 7 (4.38%) | 11 (7.59%) | |
| Coronary artery disease history, n (%) | .110 | ||||
| No | 158 (98.14%) | 160 (98.77%) | 158 (98.75%) | 138 (95.17%) | |
| Yes | 3 (1.86%) | 2 (1.23%) | 2 (1.25%) | 7 (4.83%) | |
| Fever on admission, n (%) | .260 | ||||
| No | 141 (87.58%) | 138 (85.19%) | 134 (83.75%) | 132 (91.03%) | |
| Yes | 20 (12.42%) | 24 (14.81%) | 26 (16.25%) | 13 (8.97%) | |
| Cough on admission, n (%) | .564 | ||||
| No | 146 (90.68%) | 147 (90.74%) | 150 (93.75%) | 136 (93.79%) | |
| Yes | 15 (9.32%) | 15 (9.26%) | 10 (6.25%) | 9 (6.21%) |
Abbreviation: bNC, baseline neutrophil count.