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. 2020 Jul 10;39(12):2279–2287. doi: 10.1007/s10096-020-03976-8

Table 4.

Levels of leukocytes and neutrophils count, and inflammation-associated biomarkers in confirmed COVID-19 patient with underlying chronic disease at admission

Normal range All patients
(n = 52)
Patients with underlying chronic disease (n = 37) Patients without underlying chronic disease (n = 15) P value
Leukocytes, × 109 per L 3.5–9.5 11.96 (11.39–13.15) 12.30 (11.79–14.73) 11.40 (11.22–12.54) 0.007
  ≥ 12, n (%) 25 (48.1) 20 (54.1) 5 (33.3) 0.175
  < 12, n (%) 27 (51.9) 17 (45.9) 10 (66.7)
Neutrophils, × 109 per L 1.8–6.3 10.58 (9.58–12.22) 10.86 (9.92–13.31) 9.99 (8.51–10.67) 0.012
  Increased, n (%) 50 (96.2) 37 (100) 13 (86.7) 0.079
  Decreased, n (%) 0 0(0) 0(0)
Procalcitonin, ng/mL < 0.1 0.21 (0.06–0.64) 0.23 (0.06–0.74) 0.08 (0.06–0.59) 0.613
  Increased, n (%) 31 (59.6) 24 (64.9) 7 (46.7) 0.226
C-reactive protein, mg/L 0–10 78.7 (46.3–153.3) 91.4 (50.6–186.7) 45.1 (6.8–107.7) 0.010
  Increased, n (%) 44 (84.6) 35 (94.6) 9(60.0) 0.005
Interleukin-6, pg/mL ≤ 20.0 22.15 (11.94–67.79) 35.40 (15.94–83.00) 14.27 (8.00–28.41) 0.005
  Increased, n (%) 27 (51.9) 23 (62.2) 4 (26.7) 0.02

Data are median (IQR) or n (%). Increased means over the upper limit of the normal range and decreased means below the lower limit of the normal range. COVID-19 coronavirus disease 2019