Table 1.
Characteristics of the subjects.
| All | Survivor | Nonsurvivor | p | ||||
|---|---|---|---|---|---|---|---|
| n | Results | n | Results | n | Results | ||
| Age (years) | 447 | 68 (56–79) | 361 | 66 (56–78) | 86 | 75 (61–82) | 0.003 |
| Gender (M/F) | 447 | 213/234 | 361 | 172/189 | 86 | 41/45 | 1.000 |
| Ethnicity (white/others) | 447 | 320/127 | 361 | 246/115 | 86 | 74/12 | 0.001 |
| Hematology | |||||||
| WBC (109/L) | 447 | 8.7 (6.4–12.9) | 361 | 8.5 (6.4–12.0) | 86 | 10.6 (6.3–15.9) | 0.034 |
| Neutrophil (%) | 184 | 84 (74–90) | 143 | 84 (74–90) | 41 | 85 (76–91) | 0.398 |
| Lymphocyte (%) | 183 | 9 (5–16) | 142 | 10 (6–16) | 41 | 6 (4–10) | 0.008 |
| NLR | 183 | 9.1 (4.7–17.2) | 142 | 8.3 (4.5–15.1) | 86 | 11.4 (7.9–25.2) | 0.024 |
| Hemoglobin (g/L) | 447 | 105 (92–120) | 361 | 106 (92–120) | 86 | 101 (89–118) | 0.362 |
| RDW (%) | 447 | 15.5 (14.2–17.2) | 361 | 15.4 (14.2–17.2) | 86 | 15.7 (14.2–17.2) | 0.690 |
| MCV (fl) | 447 | 90 (86–94) | 361 | 90 (86–95) | 86 | 90 (85–94) | 0.358 |
| MCH (pg) | 447 | 29.6 (27.9–31.4) | 361 | 29.6 (28.0–31.5) | 86 | 29.6 (27.8–30.8) | 0.230 |
| MCHC (g/L) | 447 | 327 (317–338) | 361 | 328 (318–339) | 86 | 325 (317–336) | 0.336 |
| Comorbidity | |||||||
| CHF (Y/N) | 447 | 230/217 | 361 | 199/162 | 86 | 31/55 | 0.002 |
| Liver disease (Y/N) | 447 | 45/402 | 361 | 32/329 | 86 | 13/73 | 0.125 |
| Renal failure (Y/N) | 447 | 117/330 | 361 | 99/262 | 86 | 18/68 | 0.218 |
| Hypertension (Y/N) | 447 | 247/200 | 361 | 209/152 | 86 | 38/48 | 0.029 |
| Cardiac arrhythmias (Y/N) | 447 | 174/273 | 361 | 138/223 | 86 | 36/50 | 0.619 |
| Valvular disease (Y/N) | 447 | 74/373 | 361 | 62/299 | 86 | 12/74 | 0.575 |
| CPD (Y/N) | 447 | 193/254 | 361 | 158/203 | 86 | 35/51 | 0.693 |
| Hypothyroidism (Y/N) | 447 | 63/384 | 361 | 55/306 | 86 | 8/78 | 0.212 |
| Final diagnosis | |||||||
| Heart failure | 447 | 65 | 361 | 56 | 86 | 9 | 0.233 |
| Pneumonia | 447 | 35 | 361 | 28 | 86 | 7 | 0.905 |
WBC: white blood cell; NLR: neutrophil-to-lymphocyte ratio; RDW: red blood cell distribution width; MCV: mean corpuscular volume; MCH: mean corpuscular hemoglobin; MCHC: mean corpuscular hemoglobin concentration; CHF: congestive heart failure; CPD: chronic pulmonary disease.