Table 2.
differences in baseline characteristics between survivors and nonsurvivors.
| Variable | Survivors | Non-survivors | P |
|---|---|---|---|
| Age (years) | 65 (56–73) | 74 (67–79) | < 0.001 |
| BMI (kg/m2) | 31.2 ± 6.2 | 30.1 ± 5.6 | 0.411 |
| Number of comorbidities | 2 (1–4) | 3 (2–4) | 0.001 |
| SARS-CoV-2 positive days | 5 (1–8) | 5 (2–9) | 0.067 |
| CCI | 3 (2–5) | 5 (4–7) | < 0.001 |
| SOFA | 2 (2–4) | 4 (2–6) | < 0.001 |
| PaO2/FiO2 (mmHg) | 100 (70–224) | 69 (55–103) | < 0.001 |
| Ferritin (mg/L) | 1.15 ± 0.98 | 1.48 ± 1.06 | 0.003 |
| D-dimer (mg/L) | 2.54 ± 1.61 | 2.88 ± 3.35 | 0.013 |
| CRP (mg/L) | 112 (46–171) | 129 (80–190) | 0.001 |
| PCT (ng/ml) | 0.28 (0.10–0.82) | 0.69 (0.24–2.5) | < 0.001 |
| IL-6 (pg/ml) | 31 (14–94) | 81 (43–187) | < 0.001 |
| Lactate (mmol/L) | 1.4 (1.1–1.8) | 1.8 (1.3–3.4) | 0.016 |
| GFR (ml/min/1.73 m2) | 91 (61–106) | 72 (41–92) | < 0.001 |
| WBC (x109/L) | 10.4 (7.7–14) | 11.2 (8.2–16.4) | 0.030 |
| Neutrophil (%) | 86.6 (80.3–90.9) | 89.7 (85.8–92.9) | < 0.001 |
| Lymphocyte (%) | 6.5 (4.1–10.7) | 4.9 (2.9–8.3) | < 0.001 |
| Age group < 45 | 12 (57.1%) | 9 (42.9%) | <0.001 |
| Age group 45 - 65 | 78 (45.6%) | 93 (54.4%) | |
| Age group 65 - 75 | 56 (24.8%) | 170 (75.2%) | |
| Age group > 75 | 43 (15.7%) | 231 (84.3%) |