Table 2.
Univariate analyses of variables associated with in-hospital mortality.
| Baseline variables | Survivor (n = 299) | Nonsurvivor (n = 38) | p value |
|---|---|---|---|
| Age (IQR, years) | 57.75 (46.33-70.63) | 74.79 (61.52-82.23) | 0.035 |
| Male (n, %) | 165 (55.18%) | 24 (63.15%) | 0.195 |
| Systolic blood pressure (IQR, mm Hg) | 133 (117.5-149.5) | 122.5 (109.5-154.5) | 0.322 |
| Diastolic blood pressure (IQR, mm Hg) | 76 (64.5-87) | 67 (51.25-95.5) | 0.236 |
| Heart rate (IQR, beats/min) | 101 (85-118) | 97 (87.25-117.75) | 0.726 |
| WBC (IQR, ×109/L) | 13.1 (9.1-17.6) | 16.55 (12.63-22.4) | <0.001 |
| PLT (IQR, ×109/L) | 228 (176-308) | 234 (195.75-331.25) | 0.532 |
| MCV (IQR, fL) | 90 (87-95) | 89 (85-94.75) | 0.123 |
| HCT (IQR) | 0.378 (0.327-0.42) | 0.351 (0.313-0.401) | 0.048 |
| Glucose (IQR, mg/dL) | 137 (105.25-184.75) | 156 (120-235) | 0.656 |
| PT (IQR, s) | 13.6 (12.8-14.9) | 14.7 (13.63-16) | <0.001 |
| TT (IQR, s) | 27.7 (24.6-31.3) | 30.7 (27.15-33.58) | 0.12 |
| Albumin (IQR, g/dL) | 3.2 (2.7-3.9) | 2.9 (2.25-3.35) | 0.052 |
| Creatine kinase, MB isoenzyme (IQR, IU/L) | 4 (2-5) | 5 (2-8.25) | 0.025 |
| ALT (IQR, IU/L) | 44 (22-128.5) | 49 (23.25-185) | 0.037 |
| AST (IQR, IU/L) | 57 (30-131) | 74.5 (37.75-228.75) | 0.301 |
| Total bilirubin (IQR, mg/dL) | 0.9 (0.5-1.8) | 1.45 (0.63-3.9) | <0.001 |
| Creatinine (IQR, mg/dL) | 1 (0.7-1.4) | 1.55 (0.93-2.8) | 0.003 |
| Amylase (IQR, IU/L) | 285 (92-786) | 324 (92.25-1088.5) | 0.046 |
| Lipase (IQR, IU/L) | 557 (99-1754) | 656 (88.25-1248.25) | 0.033 |
| LDH (IQR, IU/L) | 350 (240-517) | 395 (257-597.5) | 0.41 |
| Total calcium (IQR, mg/dL) | 8.3 (7.7-8.9) | 7.85 (7.18-8.5) | 0.041 |
| Sodium (IQR, mmol/L) | 139 (136-141) | 139 (137-142) | 0.444 |
| Anion gap (IQR, mmol/L) | 15 (13-18.75) | 17 (14-20) | 0.482 |
| Lactate (IQR, mmol/L) | 1.5 (1.2-2.4) | 1.8 (1.23-2.88) | 0.035 |
| Triglyceride (IQR, mg/dL) | 139.5 (94-225) | 125 (70.5-227.25) | 0.364 |
| Length of stay in ICU (IQR, days) | 3 (1.65-8.15) | 12.16 (4.44-18.04) | 0.002 |
| SOFA (IQR) | 1 (0-2.5) | 2.5 (1.25-4) | <0.001 |
| Ranson (IQR) | 1 (1-2) | 2 (2-3) | <0.001 |
Abbreviations: IQR: interquartile range; WBC: white blood cell counts; PLT: platelet; MCV: mean corpuscular volume; HCT: hematocrit; PT: prothrombin time; TT: thrombin time; ALT: alanine aminotransferase; AST: aspartate aminotransferase; LDH: lactate dehydrogenase; SOFA: sequential organ failure assessment.