Table 2.
Laboratory findings in COVID-19 patients.
| Variable | Total (n = 689) | Died (n = 103) | Discharged alive (n = 586) | p-value |
|---|---|---|---|---|
| Hemoglobin, g/dL (n = 668) | 13.8 (12.5–15.0) | 13.9 (12.7–15.3) | 13.7 (12.5–14.9) | 0.203 |
| Anemia | ||||
| Yes | 432 (100) | 69 (16.0) | 363 (84.0) | 0.257 |
| No | 236 (100) | 30 (12.7) | 206 (87.3) | |
| Hematocrit, % (n = 667) | 40.0 (36.4–43.2) | 40.1 (36.3–44.1) | 40.0 (36.4–43.2) | 0.509 |
| WBC count, × 109 per L (n = 667) | 7.9 (5.9–10.8) | 9.4 (6.6–14.0) | 7.7 (5.8–10.4) | 0.001∗ |
| <4 | 34 (100) | 4 (11.8) | 30 (88.2) | 0.004∗ |
| 4–10 | 431 (100) | 53 (11.8) | 378 (88.2) | |
| >10 | 202 (100) | 46 (21.8) | 156 (78.2) | |
| Neutrophil, % (n = 659) | 74.0 (63.0–82.0) | 83.0 (76.0–87.0) | 72.0 (61.0–81.0) | <0.001∗ |
| Lymphocyte, % (n = 659) | 18.0 (11.0–27.0) | 10.5 (7.0–16.3) | 19.0 (12.0–29.0) | <0.001∗ |
| Absolute lymphocyte count (n = 659) | 1360 (948–1890) | 996 (690–1424) | 1440 (1010–1931) | <0.001∗ |
| Neutrophil lymphocyte count ratio (n = 659) | 4.2 (2.3–7.4) | 7.7 (4.7–12.8) | 3.8 (2.2–6.5) | <0.001∗ |
| >3.53 | 384 (100) | 86 (22.4) | 298 (77.6) | <0.001∗ |
| ≤3.53 | 275 (100) | 12 (4.4) | 263 (95.5) | |
| Platelet count, × 109 per L (n = 6 63) | 265 (208–326) | 242 (170–324) | 267 (216–327) | 0.028∗ |
| C-reactive protein, mg/L (n = 506) | 3.5 (0.6–9.8) | 12.3 (6.9–18.2) | 2.8 (0.5–8.8) | <0.001∗ |
| ≥100 | 122 (100) | 32 (26.2) | 90 (73.8) | <0.001∗ |
| <100 | 384 (100) | 23 (6.0) | 361 (94.0) | |
| Albumin, g/L (n = 436) | 2.9 (2.4–3.7) | 2.3 (2.2–2.6) | 3.1 (2.5–3.7) | <0.001∗ |
| <3.5 | 303 (100) | 53 (17.4) | 251 (82.8) | <0.001∗ |
| ≥3.5 | 133 (100) | 1 (1.9) | 131 (98.5) | |
| D-dimer, mcg/L (n = 492) | 0.8 (0.4–2.0) | 1.9 (1.0–4.8) | 0.8 (0.4–1.8) | <0.001∗ |
| >1000 | 211 (100) | 39 (18.5) | 172 (81.5) | <0.001∗ |
| >500–1000 | 126 (100) | 7 (5.6) | 119 (94.4) | |
| ≤500 | 156 (100) | 3 (1.9) | 153 (98.1) | |
| Procalcitonin, ng/mL (n = 4 66) | 0.05 (0.01–0.20) | 0.38 (0.16–1.21) | 0.05 (0.01–0.15) | <0.001∗ |
| ≥0.5 | 67 (100) | 23 (34.3) | 44 (65.7) | <0.001∗ |
| <0.5 | 399 (100) | 27 (6.8) | 372 (93.2) |
COVID-19, coronavirus disease 2019; WBC, white blood cell count; ∗, statistically significant (p-value <0.05).