Table 4.
Comparison of variables in surviving and nonsurviving patients in the hospital.
| Variables | Nonsurvivors (n = 28) |
Survivors (n = 460) |
P value |
|---|---|---|---|
| APACHE II score | 18.1 ± 7.5 | 11.7 ± 3.9 | <.0001 |
| Sex, male (%) | 60.7 | 60.7 | 1.0000 |
| Body weight, kg | 53.2 ± 11.7 | 57.9 ± 12.6 | 0.0561 |
| Height, cm | 159.1 ± 1.8 | 159.8 ± 0.43 | 0.7302 |
| Age, years | 57.3 ± 3.0 | 62.1 ± 0.8 | 0.127 |
| Medical admission, % | 42.86 | 7.4 | <.0001 |
| pH | 7.41 ± 0.076 | 7.42 ± 0.037 | 0.3978 |
| PaCO2, mmHg | 38.3 ± 5.2 | 40.5 ± 5.3 | 0.0331 |
| Sodium, mmol/L | 131.1 ± 4.7 | 133.0 ± 4.0 | 0.0166 |
| Potassium, mmol/L | 3.9 ± 0.6 | 3.8 ± 0.38 | 0.0298 |
| Calcium, mmol/L | 1.1 ± 0.098 | 1.1 ± 0.064 | 0.0001 |
| Albumin, g/dL | 2.75 ± 0.65 | 2.83 ± 0.51 | 0.41 |
| Chloride, mmol/L | 99.8 ± 5.7 | 102.9 ± 4.2 | 0.0002 |
| Bicarbonate, mmol/L | 24.4 ± 4.1 | 26.0 ± 2.8 | 0.0059 |
| Lactate, mmol/L | 2.9 ± 5.1 | 1.2 ± 0.9 | <.0001 |
| SBE, mmol/L | 0.33 ± 4.6 | 1.9 ± 3.7 | 0.0043 |
| SIDa, mmol/L | 33.4 ± 4.5 | 33.7 ± 3.9 | 0.6904 |
| AG, mmol/L | 10.7 ± 6.5 | 7.9 ± 3.3 | <.0001 |
| Hematocrit, % | 30.2 ± 5.4 | 32.6 ± 4.8 | 0.0109 |
| Glucose, mg/dL | 159.8 ± 66.6 | 149.0 ± 37.6 | 0.1634 |
APACHE II score: Acute Physiology and Chronic Health Evaluation II score; SBE: standard base excess; SIDa: apparent strong ion difference; AG: anion gap.