Table 1.
Characteristics of patients on admission by survivors and death
| Variables | Survivors (n = 204) | Nonsurvivors (n = 57) | Total (n = 261) | P |
|---|---|---|---|---|
| Male, n (%) | 156 (76.5) | 35 (61.4) | 191 (73.2) | 0.023 |
| Age, years, median (IQR) | 52 (43–61) | 64 (53–76) | 57 (46–65) | 0.002 |
| APACHE II scores, median (IQR) | 11 (8–16) | 18 (13–25.5) | 12 (9–18) | <0.001 |
| SOFA scores, median (IQR) | 5 (3–8) | 9 (7–14) | 6 (3–8) | <0.001 |
| Etiology, n (%) | ||||
| Cardiovascular | 21 (10.3) | 5 (8.8) | 26 (10.0) | >0.05 |
| Pulmonary | 54 (26.5) | 13 (22.8) | 67 (25.7) | >0.05 |
| Neurological | 20 (9.8) | 5 (8.8) | 25 (9.6) | >0.05 |
| Renal failure | 8 (3.9) | 3 (5.3) | 11 (4.2) | >0.05 |
| Hepatic failure | 8 (3.9) | 2 (3.5) | 10 (3.8) | >0.05 |
| Digestive | 8 (3.9) | 3 (5.3) | 11 (4.2) | >0.05 |
| Endocrine | 5 (2.5) | 2 (3.5) | 7 (2.7) | >0.05 |
| Multiple organ failure | 18 (8.8) | 5 (8.7) | 23 (8.8) | >0.05 |
| Trauma | 25 (12.3) | 7 (12.3) | 32 (12.3) | >0.05 |
| Shock | 14 (6.9) | 5 (8.8) | 19 (7.3) | >0.05 |
| Sepsis | 17 (8.3) | 5 (8.8) | 22 (8.4) | >0.05 |
| Unclassified | 6 (2.9) | 2 (3.5) | 8 (3.1) | >0.05 |
| Mechanical ventilation, n (%) | 89 (43.6) | 36 (63.1) | 125 (47.9) | 0.013 |
| Laboratory examinations, mean ± SD | ||||
| WBC count, ×109/L | 9.2 ± 5.6 | 10.6 ± 6.3 | 9.5 ± 5.8 | >0.05 |
| Total bilirubin, µmol/L | 22.7 ± 28.1 | 31.2 ± 39.8 | 24.6 ± 31.0 | >0.05 |
| Urea nitrogen, mmol/L | 6.7 ± 8.9 | 9.3 ± 12.3 | 7.3 ± 9.7 | >0.05 |
| Serum creatinine, µmol/L | 73.2 ± 89.7 | 123.7 ± 196.3 | 84.2 ± 121.3 | 0.006 |
| Blood lactic acid, mmol/L | 2.3 ± 3.6 | 4.3 ± 6.7 | 2.7 ± 4.5 | 0.003 |
| Platelet indices, mean ± SD | ||||
| PLT, ×109/L | 196.5 ± 103.3 | 141.1 ± 48.3 | 178.5 ± 100.6 | <0.001 |
| PCT | 0.26 ± 0.20 | 0.17 ± 0.09 | 0.22 ± 0.18 | 0.001 |
| MPV, fL | 12.8 ± 8.5 | 15.8 ± 4.3 | 13.4 ± 7.9 | 0.011 |
| PDW, % | 14.5 ± 3.2 | 17.0 ± 4.4 | 15.0 ± 3.6 | <0.001 |
Characteristics and clinical information of patients on admission were obtained from EMRS. IQR: Interquartile range; APACHE II: Acute Physiology and Chronic Health Evaluation II; SOFA: Sequential organ failure assessment; SD: Standard deviation; WBC: White blood cell; PLT: Platelet count; PCT: Plateletcrit; MPV: Mean platelet volume; PDW: Platelet distribution width percentage; EMRS: Electronic Medical Records System.