Table 2. Characteristics of deceased individuals and survivors on admission.
| Variables | Deceased, n = 19 Median (% or IQR) |
Survivors, n = 41 Median (% or IQR) |
P |
|---|---|---|---|
| Male | 11 (57.9%) | 28 (68.3%) | 0.432 |
| Diabetes | 3 (15.8%) | 2 (4.9%) | 0.314 |
| Hypertension | 6 (31.6%) | 7 (17.0%) | 0.312 |
| Obesity | 10 (52.6%) | 24 (58.5%) | 0.668 |
| Smoking | 5 (26.3%) | 18 (43.9%) | 0.192 |
| Fever before admission | 17 (89.5%) | 37 (90.2%) | 1.000 |
| Antibiotics before admission | 17 (89.5%) | 32 (78.0%) | 0.476 |
| Nephrotoxic drugs | 13 (68.4%) | 16 (39.0%) | 0.034 |
| PEEP level >10 (cm H2O) | 12 (63.1%) | 5 (12.2%) | 0.575 |
| Age (years) | 63 (IQR, 54–76) | 54 (IQR, 43–60) | 0.009 |
| PSI score | 112 (IQR, 72–128) | 76 (IQR, 62.5–91.5) | 0.008 |
| APACHE II score | 16 (IQR, 14.1–18.2) | 12.4 (IQR, 10.9–13.9) | 0.004 |
| SOFA score | 8 (IQR, 7–10.8) | 6.05 (IQR, 5.14–6.96) | 0.006 |
| pH | 7.38 (IQR, 7.30–7.46) | 7.43 (IQR, 7.41–7.45) | 0.780 |
| PaO2 (mmHg) | 34 (IQR, 29.0–40) | 35.8 (IQR, 32.8–38.7) | 0.046 |
| pCO2 (mmHg) | 34 (IQR, 29.0–40) | 35.8 (IQR, 32.8–38.7) | 0.184 |
| HCO3 (mmol/L) | 20 (IQR, 16.3–24.5) | 24 (IQR, 19.5–26.35) | 0.055 |
| PaO2/FIO2 (mmHg) | 125 (IQR, 99.6–150.5) | 140 (IQR, 126.3–152.3) | 0.361 |
| Hemoglobin (g/dL) | 15 (IQR, 14–16.3) | 14.96 (IQR, 14–15.6) | 0.595 |
| Leucocytes (x109/L) | 8621 (IQR, 5975–11267) | 9534 (IQR, 8017–11051) | 0.361 |
| Platelets (x109/L) | 163 (IQR, 116–224) | 188 (IQR, 147–253) | 0.127 |
| Urea nitrogen (mg/dL) | 27 (IQR, 17–38.16) | 21 (IQR, 17.4–24.5) | 0.633 |
| Creatinine (mg/dL) | 1.30 (IQR, 0.85–1.74) | 1.30 (IQR, 1.1–1.49) | 0.401 |
| Albumin (g/L) | 2.58 (IQR, 2.38–2.79) | 2.84 (IQR, 2.66–3.01) | 0.077 |
| LDH (U/L) | 770 (IQR, 373–1147) | 583 (IQR, 352–767) | 0.236 |
| CPK (U/L) | 217 (IQR, 132–918) | 211 (IQR, 115–490) | 0.751 |
| AST (U/L) | 82 (IQR, 41–134) | 73.5 (IQR, 46.5–105.7) | 0.703 |
| Procalcitonin ng/mL | 2.88 (IQR, 0.32–6) | 1.85 (IQR, 0.56–3.13) | 0.604 |
| C-Reactive Protein (mg/L) | 12.2 (IQR, 10.3–13.5) | 8.9 (IQR, 3.97–28.1) | 0.864 |
| Glucose (mg/dL) | 182 (IQR, 142–223) | 144 (IQR, 126–160) | 0.053 |
| CKD-EPI (mL/min/1.73m2 bs) | 71 (IQR, 42–90) | 75 (IQR, 50–102.5) | 0.499 |
| Cockcroft-Gault (mL/min) | 93 (IQR, 66–121) | 97.4 (IQR, 82.2–112.6) | 0.583 |
| Hospitalization (days) | 23 (IQR, 12–41) | 27 (IQR, 14–42) | 0.399 |
| Mechanical ventilation (days) | 23 (IQR, 8–41) | 16.5 (IQR, 6.75–31.5) | 0.971 |
AKI, Acute kidney injury; IQR, Interquartile range; %, Percentage; PEEP, Positive end-expiratory pressure; PSI, Pneumonia Severity Index; APACHE II, Acute Physiology and Chronic Health Evaluation II; SOFA, Sequential Organ Failure Assessment; PaO2/FiO2, Pressure arterial oxygen/Fraction of inspired oxygen; LDH, Lactic dehydrogenase; CPK, Creatine phosphokinase; AST, Aspartate aminotransferase; CKD-EPI, Chronic Kidney Disease Epidemiology Collaboration; CKD-EPI is expressed in mL/min/1.73m2 body size.