Table 2.
Laboratory findings of patients hospitalized with COVID‐19 by age
| Total 340 (100) | 18–49 years 52 (15.3) | 50–59 years 65 (19.2) | 60–69 years 71 (20.9) | 70–79 years 93 (27.1) | >80 years 59 (17.4) | P‐value | |
|---|---|---|---|---|---|---|---|
| Neutrophil count | |||||||
| >8 × 109/L, n (%) | 20 (5.9) | 1 (1.9) | 1 (1.5) | 4 (5.6) | 4 (4.3) | 10 (16.9) | 0.002 |
| <2 × 109/L, n (%) | 116 (34.1) | 22 (42.3) | 27 (41.5) | 23 (32.4) | 29 (31.4) | 15 (25.4) | 0.233 |
| Lymphocyte count <1.5 × 109/L, n (%) | 274 (80.6) | 40 (76.9) | 53 (81.6) | 53 (74.6) | 75 (80.6) | 53 (89.8) | 0.257 |
| Hemoglobin concentration (g/dL), n (%) | 13.88 (1.66) | 13.27 (1.67) | 13.16 (1.50) | 12.81 (1.61) | 12.52 (1.57) | 12.34 (1.63) | 0.006 |
| Platelet count <150 × 109/L, n (%) | 88 (25.9) | 10 (19.2) | 11 (16.9) | 19 (26.8) | 33 (35.5) | 15 (25.4) | 0.077 |
| Prothrombin time ≥16 s, n (%) | 25 (7.4) | 1 (1.9) | 2 (3.1) | 3 (4.2) | 8 (8.8) | 11 (18.6) | 0.003 |
| D‐dimer ≥0.5 μg/mL, n (%) | 97 (29.4) | 5 (10.0) | 14(21.9) | 19 (27.1) | 29 (32.6) | 30 (52.6) | <0.001 |
| Alanine aminotransferase >40 U/L, n (%) | 94 (28.3) | 15 (28.8) | 18 (28.1) | 26 (36.6) | 22 (24.2) | 13 (24.1) | 0.453 |
| Creatinine ≥1.5 mg/dL, n (%) | 32 (9.4) | 1 (1.9) | 1 (1.5) | 2 (2.8) | 14 (15.1) | 14 (23.7) | <0.001 |
| Lactate dehydrogenase ≥250 U/L, n (%) | 218 (72.2) | 29 (59.2) | 33 (60) | 54 (84.4) | 56 (66.7) | 46 (92.0) | <0.001 |
| Creatine kinase ≥200 U/L, n (%) | 62 (20) | 10 (20.8) | 5 (3.5) | 11 (15.9) | 22 (26.5) | 14 (27.5) | 0.048 |
| C‐reactive protein ≥10 mg/L, n (%) | 302 (89.6) | 45 (86.5) | 54 (84.4) | 63 (90) | 85 (91.4) | 55 (94.8) | 0.350 |
Data are presented as n (%).