Table 4.
Median values of laboratory parameters in the whole sample and the comparison between patients with and without headache
| Variable | All patients (n = 576) |
Headache (n = 137) |
No headache (n = 439) |
p-value |
|---|---|---|---|---|
| Leukocytes at admission | 6710 (4945–8885.00) | 6290.00 (4682.50–8257.50) | 6785.00 (5137.50–9302.50) | 0.202 |
| Worst leukocyte count | 9425.00 (4442.50–14,182.50) | 6245.00 (3875.00–11,422.50) | 9975.00 (4722.50–14,625.00) | < 0.001 |
| Lymphocytes at admission | 990.00 (710.00–1387.50) | 1117.00 (850.00–1495.00) | 940.00 (680.00–1350.00) | 0.003 |
| Worst lymphocyte count | 690.00 (430.00–1050.00) | 910.00 (575.00–1220.00) | 650.00 (410.00–990.00) | 0.001 |
| Platelets at admission | 195,000.00 (156,000.00–257,000.00) | 197,500.00 (170,500.00–240,750.00) | 194,000.00 (149,000.00–264,000.00) | 0.677 |
| Worst platelet count | 192,500.00 (137,000.00–341,250.00) | 206,000.00 (163,000.00–384,500.00) | 188,000.00 (134,000.00–333,500.00) | 0.111 |
| LDH at admission | 285.00 (225.00–372.00) | 263.00 (215.00–341.00) | 292.50 (227.00–381.50) | 0.019 |
| Worst LDH value | 285.00 (225.00–372.00) | 301.50 (237.00–411.75) | 365.00 (268.50–487.00) | < 0.001 |
| CK at admission | 83.00 (49.00–372.00) | 72.00 (49.5–110) | 86.00 (47.00–166.00) | 0.605 |
| Worst CK value | 89.00 (53.25–179.75) | 79.00 (49.00–136.00) | 94.00 (55.50–192.00) | 0.026 |
| CRP at admission | 65.90 (23.37–122.15) | 40.55 (14.15–102.26) | 73.40 (28.55–130.05) | 0.002 |
| Worst CRP value | 105.00 (51.25–198.02) | 67.90 (21.70–164.40) | 113.40 (58.45–208.62) | < 0.001 |
| PCT at admission | 0.10 (0.06–0.26) | 0.07 (0.04–0.14) | 0.11 (0.07–0.30) | 0.001 |
| Worst PCT value | 0.13 (0.06–0.43) | 0.07 (0.04–0.18) | 0.15 (0.08–0.54) | < 0.001 |
| Worst ferritin value | 979.00 (444.40–1819.00) | 615.00 (306.80–1449.70) | 1094.80 (534.75–1945.47) | < 0.001 |
| Worst IL-6 value | 27.80 (12.40–61.87) | 17.95 (9.76–44.15) | 33.50 (13.32–67.30) | 0.001 |
| D-Dimer at admission | 761.50 (462.75–1369.00) | 550.00 (380–864) | 855.50 (515–50-1570.00) | 0.001 |
| Worst D-Dimer value | 1300.00 (674.75–3231.75) | 810.00 (504.50 (1458.50) | 1534.00 (795.00–3580.00) | < 0.001 |
| INR at admission | 1.18 (1.10–1.29) | 1.15 (1.08–1.23) | 1.19 (1.11–1.32) | 0.003 |
| Worst INR value | 1.25 (1.15–1.40) | 1.19 (1.11–1.30) | 1.26 (1.17–1.45) | < 0.001 |
LDH Lactate dehydrogenase, CK Creatine Kinase, CRP C-reactive protein, PCT Procalcitonin, IL-6 interleukin 6, INR International normalized ratio. In bold, variables that were statistically significant after adjusting for multiple comparisons (threshold p < 0.0025)