Table 2.
Laboratory findings of all critically ill patients on day 1 and 3 of ICU admission.
| At ICU admission |
72 h post-ICU admission |
|||||||
|---|---|---|---|---|---|---|---|---|
| n | Dead at 42 days (n = 152) |
Survivor at 42 days (n = 270) | p | n | Dead at 42 days (n = 152) |
Survivor at 42 days (n = 270) | p | |
| PaO2/FiO2, mean (SD) | 319 | 134.1 (74.7) | 140.6 (77.0) | 0.450 | 305 | 189.4(75.5) | 2089 (78.0) | 0.031 |
| Delta PaO2/FiO2 72–24 h, median (p25–p75) | 298 | 10 (−42 to 67) | 30 (−32 to 81) | 0.253 | ||||
| Leucocytes [×109/L], mean (SD) | 418 | 11.2 (8.7) | 9.9 (6.0) | 0.104 | 393 | 11.8 (11.4) | 9.6 (6.5) | 0026 |
| Neutrophils [×109/L], mean (SD) | 418 | 9.6 (7.3) | 8.5 (5.5) | 0.086 | 390 | 9.7 (7.4) | 8.0 (5.2) | 0.014 |
| % Neutrophils [×109/L], mean (SD) | 416 | 86.4 (8.6) | 84.7 (8.1) | 0.046 | 390 | 84.7(13.1) | 81.9(8.8) | 0.015 |
| Lymphocytes [×106/L], mean (SD) | 409 | 637.5 (397.1–932.5) | 773.0 (490.0–996.0) | 0.663 | 383 | 595 (365–922) | 720 (479–1034) | 0.002 |
| % Lymphocytes, mean (SD) | 409 | 8.1 (5.4) | 9.7 (6.3) | 0.013 | 384 | 7.6 (6.4) | 10.3 (6.3) | <0.001 |
| Ratio neutrophils/lymphocytes, mean (SD) | 409 | 18.3 (19.0) | 13.9 (12.4) | 0.013 | 382 | 20.4 (22.4) | 12.3 (9.9) | <0.001 |
| Platelets [×109/L], mean (SD) | 418 | 229.1(108.1) | 252.1 (111.5) | 0.040 | 388 | 228.1 (102.1) | 290.2 (115.1) | <0.001 |
| Creatinine [mg/dL], mean (SD) | 412 | 1.26 (1.01) | 1.06 (0.76) | 0.020 | 397 | 1.61 (1.13) | 1.10 (0.92) | <0.001 |
| Urea [mg/dL], mean (SD) | 375 | 61.1(39.9) | 48.5 (36.5) | 0.003 | 353 | 80.4 (47.0) | 58.4 (40.0) | <0.001 |
| Lactate dehydrogenase [U/L], mean (SD) | 388 | 635.7(577.2) | 465.9 (195.2) | 0.001 | 353 | 532.8 (427.6) | 405.9 (172.6) | 0.002 |
| Creatine kinase [U/L], median (p25–p75) | 321 | 141 (69–281) | 104 (53–181) | 0.025 | 299 | 119 (47–329) | 90 (48–291) | 0.144 |
| Aspartate aminotransferase [U/L], median (p25–p75) | 385 | 54 (36–91) | 48 (33–78) | 0.074 | 359 | 47 (25–84) | 45 (29–70) | 0.794 |
| Alanine aminotransferase [U/L], median (p25–p75) | 366 | 39 (24–59) | 40 (27–64) | 0.325 | 337 | 37 (22–53) | 44 (28–68) | 0.018 |
| Procalcitonin [ng/mL], median (p25–p75) | 333 | 0.34 (0.17–0.94) | 0.23 (0.11–0.50) | 0.001 | 274 | 0.70 (0.26–2.07) | 0.27 (0.10–0.74) | <0.001 |
| C-reactive protein [mg/L], mean (SD) | 407 | 178.5 (109.9) | 165.0 (110.4) | 0.239 | 375 | 160.8 (131.5) | 114.4 (110.3) | <0.001 |
| Lactate [mmol/L], median (p25–p75) | 371 | 1.70 (1.15–2.85) | 1.33 (1.00–1.90) | 0.001 | 322 | 2.38 (2.65) | 2.0 (2.89) | 0.244 |
| Fibrinogen [mg/dL], mean (SD) | 296 | 702.8 (639.2) | 706.1 (730.2) | 0.969 | 260 | 626.0 (279.4) | 595.6 (256.5) | 0.383 |
| D-dimer [ng/mL], median (p25–p75) | 376 | 1723 (894–4113) | 1160 (660–2500) | 0.001 | 360 | 3619 (1600–16537) | 1934 (993–4662) | <0.001 |