Table 4.
Laboratory examinations at admission.
| COVID-19 | Influenza | SARI | Others | FDR corrected p-value | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| (group difference) | ||||||||||
| White blood count (WBC) (·103/μL) | n | 657 | 1600 | 2262 | 3960 | 5.81E-153 | ||||
| Median (IQR) | 6.5 | (3.6) | 8.2 | (5.2) | 11.3 | (8.2) | 10.4 | (6) | ||
| Platelets (·103/μL) | n | 656 | 1589 | 2273 | 3969 | 1.15E-34 | ||||
| Median (IQR) | 200 | (100) | 187 | (97) | 218 | (131) | 221 | (112) | ||
| Hemoglobin (g/dL) | n | 657 | 1604 | 2290 | 3986 | 2.34E-34 | ||||
| Median (IQR) | 13.2 | (2.4) | 12.4 | (2.8) | 11.9 | (3) | 12.3 | (2.8) | ||
| Lymphocytes (%) | n | 633 | 1587 | 2250 | 3637 | 1.53E-74 | ||||
| Median (IQR) | 19.9 | (15.5) | 11.5 | (10.9) | 10.4 | (11) | 13.9 | (13.2) | ||
| Lymphocytes (abs) (·103/μL) | n | 633 | 1557 | 2166 | 3603 | 9.54E-86 | ||||
| Median (IQR) | 1.2 | (0.9) | 0.9 | (0.8) | 1.1 | (0.9) | 1.4 | (1.1) | ||
| Neutrophils (%) | n | 633 | 1589 | 2280 | 3688 | 8.44E-27 | ||||
| Median (IQR) | 69.6 | (18.2) | 77.5 | (15.1) | 78.4 | (15.3) | 75.6 | (16.9) | ||
| Neutrophils (abs) (·103/μL) | n | 633 | 1558 | 2182 | 3639 | 9.56E-78 | ||||
| Median (IQR) | 4.4 | (3.1) | 6.1 | (4.4) | 8 | (6.2) | 7.5 | (5.4) | ||
| Creatinine (mg/dL) | n | 658 | 1593 | 2284 | 3698 | 6.62E-08 | ||||
| Median (IQR) | 0.9 | (0.4) | 1 | (0.6) | 1 | (0.7) | 0.9 | (0.6) | ||
| Blood urea nitrogen (BUN) (mg/dL) | n | 658 | 1592 | 2280 | 3686 | 6.37E-25 | ||||
| Median (IQR) | 14.2 | (10.3) | 18.9 | (14) | 19 | (16.6) | 17.5 | (14.8) | ||
| Potassium (mEq/L) | n | 658 | 1591 | 2274 | 3749 | 9.67E-13 | ||||
| Median (IQR) | 3.9 | (0.6) | 4 | (0.6) | 4 | (0.7) | 4.1 | (0.6) | ||
| Sodium (mEq/L) | n | 660 | 1594 | 2269 | 3742 | 1.36E-29 | ||||
| Median (IQR) | 136 | (5) | 135 | (5) | 135 | (6) | 137 | (5) | ||
| D-dimer (mg/L) | n | 462 | 83 | 107 | 178 | 2.20E-20 | ||||
| Median (IQR) | 701.5 | (751.8) | 3.9 | (827.2) | 929 | (1767) | 1268.5 | (1500.8) | ||
| Ferritin (ng/mL) | n | 11 | 209 | 225 | 441 | 2.20E-05 | ||||
| Median (IQR) | 377 | (598) | 212 | (387) | 343 | (746) | 224 | (514) | ||
| C-reactive protein (CRP) (mg/L) | n | 622 | 685 | 904 | 2394 | 1.75919E-70 | ||||
| Median (IQR) | 4.7 | (10.4) | 7.3 | (16.1) | 13.9 | (19.2) | 5.6 | (12.7) | ||
| Procalcitonin (ng/mL) | n | 38 | 14 | 36 | 85 | 2.23E-01 | ||||
| Median (IQR) | 0.4 | (0.7) | 0.7 | (2.3) | 0.5 | (1.2) | 0.4 | (1.3) | ||
| Troponine (ng/mL) | n | 67 | 462 | 421 | 782 | 9.57E-26 | ||||
| Median (IQR) | 14 | (40.5) | 12 | (44.8) | 21 | (71) | 33 | (129.8) | ||
| Brain natriuretic peptide (BNP) (pg/mL) | n | 78 | 164 | 204 | 559 | 1.30E-06 | ||||
| Median (IQR) | 446.9 | (2851.9) | 2323.4 | (4753) | 2700 | (5891.9) | 2232.1 | (5991.5) | ||
| Lactate dehydrogenase (LDH) (U/L) | n | 451 | 431 | 550 | 1132 | 2.20E-04 | ||||
| Median (IQR) | 258 | (155.5) | 226 | (134) | 232.5 | (141.3) | 230 | (140.8) | ||
| Aspartate aminotransferase (AST) (U/L) | n | 622 | 1386 | 1812 | 3058 | 2.60E-14 | ||||
| Median (IQR) | 31 | (22) | 31 | (24) | 27 | (24) | 26 | (23) | ||
| Alanine aminotransferase (ALT) (U/L) | n | 473 | 1267 | 1520 | 2356 | 3.02E-17 | ||||
| Median (IQR) | 22 | (23) | 26 | (23) | 23 | (26) | 20 | (24) | ||
| International normalized ratio (INR) | n | 523 | 993 | 1331 | 2336 | 1.23E-18 | ||||
| Median (IQR) | 1.1 | (0.1) | 1 | (0.2) | 1.1 | (0.2) | 1.1 | (0.2) | ||
| Prothrombin time (PT) (s) | n | 523 | 994 | 1331 | 2336 | 7.19E-33 | ||||
| Median (IQR) | 12.9 | (1.7) | 11.9 | (2.5) | 12.6 | (2.9) | 12.7 | (2.5) | ||
| Partial thromboplastin time (PTT) (s) | n | 522 | 987 | 1327 | 2319 | 3.46E-34 | ||||
| Median (IQR) | 31.9 | (4.8) | 29.1 | (6.6) | 29.4 | (6.2) | 30.3 | (6.2) | ||
| Albumin (g/dL) | n | 461 | 1302 | 1641 | 2752 | 4.09E-127 | ||||
| Median (IQR) | 3.8 | (0.6) | 3.4 | (0.8) | 3.1 | (0.8) | 3.4 | (0.8) | ||
| Bilirubin (mg/dL) | n | 632 | 1402 | 1834 | 3113 | 7.15E-16 | ||||
| Median (IQR) | 0.5 | (0.3) | 0.5 | (0.4) | 0.5 | (0.5) | 0.5 | (0.5) | ||
| Creatine phosphokinase (CPK) (U/L) | n | 491 | 394 | 490 | 1301 | 1.83E-04 | ||||
| Median (IQR) | 85 | (118.5) | 90.5 | (202) | 73.5 | (134.5) | 84 | (189) | ||
| Glucose (mg/dL) | n | 660 | 1596 | 2282 | 3785 | 1.36E-36 | ||||
| Median (IQR) | 107 | (43) | 123 | (63) | 129 | (70) | 119 | (61) | ||
| Calcium (blood) (mg/dL) | n | 636 | 1482 | 2061 | 3428 | 5.61E-11 | ||||
| Median (IQR) | 8.8 | (0.9) | 8.6 | (0.8) | 8.6 | (0.9) | 8.7 | (1) | ||
| Calcium (ionized) (mg/dL) | n | 566 | 1331 | 1920 | 3064 | 1.37E-86 | ||||
| Median (IQR) | 1.2 | (0.1) | 1.1 | (0.1) | 1.2 | (0.1) | 1.2 | (0.1) | ||
| Magnesium (mg/dL) | n | 498 | 1386 | 1896 | 2928 | 2.84E-44 | ||||
| Median (IQR) | 2.1 | (0.3) | 1.9 | (0.4) | 1.9 | (0.4) | 2 | (0.3) | ||
| Phosphorus (mg/dL) | n | 503 | 1387 | 1897 | 2947 | 5.85E-11 | ||||
| Median (IQR) | 3.1 | (1) | 3.3 | (1.2) | 3.3 | (1.2) | 3.4 | (1.2) | ||
| Fibrinogen (mg/dL) | n | 472 | 202 | 336 | 959 | 3.79E-18 | ||||
| Median (IQR) | 413.5 | (152) | 391.6 | (191.2) | 459 | (270.5) | 388 | (192) | ||
| PCO2 (mmHg) | n | 566 | 1333 | 1924 | 3066 | 4.07E-09 | ||||
| Median (IQR) | 44 | (11) | 47 | (14) | 46 | (14) | 46 | (14) | ||
| Bicarbonate (mmol/L) | n | 566 | 1331 | 1920 | 3059 | 2.04E-33 | ||||
| Median (IQR) | 26.6 | (4.3) | 27.9 | (6.2) | 27.8 | (6.3) | 26 | (6.3) | ||
| pH | n | 566 | 1333 | 1924 | 3066 | 4.28E-30 | ||||
| Median (IQR) | 7.4 | (0.1) | 7.4 | (0.1) | 7.4 | (0.1) | 7.4 | (0.1) | ||
| Lactate (mmol/L) | n | 287 | 384 | 674 | 1256 | 2.09E-14 | ||||
| Median (IQR) | 1.3 | (0.9) | 1.7 | (1.5) | 1.8 | (1.8) | 1.7 | (2) | ||
| MetHemoglobin (g/dL) | n | 121 | 13 | 29 | 47 | 1.68E-04 | ||||
| Median (IQR) | 0.5 | (0.5) | 1 | (0.8) | 1 | (0.4) | 1.1 | (0.9) | ||
| CarboxiHemoglobin (g/dL) | n | 140 | 12 | 27 | 42 | 8.63E-05 | ||||
| Median (IQR) | 1.4 | (1) | 1.9 | (0.9) | 1.9 | (0.9) | 1.6 | (0.8) | ||