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Table 1 Inflammatory markers in non-BSI group and BSI group

From: Early warning of bloodstream infection in elderly patients with circulating microparticles

Inflammatory markers Group P
Non-BSI (n = 86) BSI (n = 54)
Within 6 h    
Leukocyte1, 109/L, x ± s 9.79 ± 2.88 10.80 ± 3.50 0.085§
Neutrophil1, 109/L, x ± s 8.25 ± 2.74 8.83 ± 3.41 0.300§
NP1,%, median (IQR) 0.83 [0.75, 0.89] 0.86 [0.78, 0.91] 0.086#
Monocyte1, 109/L, median(IQR) 0.52 [0.35, 0.71] 0.38 [0.24, 0.59] 0.008#
MP1, %, median (IQR) 0.050 [0.035, 0.070] 0.040 [0.020, 0.063] 0.030#
CRP1, mg/L, median(IQR) 1.52 [0.78, 2.76] 1.92 [0.67, 4.74] 0.449#
PCT1, μg/L, median(IQR) 0.11 [0.05, 0.25] 0.22 [0.06, 0.45] 0.010#
Day 2    
Leukocyte2, 109/L, x ± s 11.88 ± 4.90 11.74 ± 6.38 0.886§
Neutrophil2, 109/L, x ± s 9.66 ± 4.28 9.68 ± 5.87 0.999§
NP2, %, median(IQR) 0.82 [0.75, 0.87] 0.83 [0.75, 0.87] 0.922#
Monocyte2, 109/L, median(IQR) 0.56 [0.42, 0.80] 0.47 [0.30, 0.82] 0.210#
MP2, %, median(IQR) 0.051 [0.039, 0.077] 0.050 [0.033, 0.076] 0.513#
CRP2, mg/L, median(IQR) 9.99 [6.96, 15.35] 12.44 [6.04, 16.80] 0.636#
PCT2, μg/L, median(IQR) 0.75 [0.20, 2.15] 3.45 [1.28, 13.14]  < 0.0001#
Day 14    
Leukocyte3, 109/L, x ± s 6.51 ± 1.70 6.53 ± 1.55 0.739§
Neutrophil3, 109/L, x ± s 4.34 ± 1.46 4.29 ± 1.29 0.674§
NP3, %, median (IQR) 0.65 [0.59, 0.70] 0.66 [0.58, 0.74] 0.554#
Monocyte3, 109/L, median (IQR) 0.49 [0.33, 0.64] 0.47 [0.35, 0.58] 0.977#
MP3, %, median (IQR) 0.074 [0.059, 0.092] 0.069 [0.056, 0.091] 0.541#
CRP3, mg/L, median (IQR) 0.92 [0.47, 1.52] 0.93 [0.62, 1.59] 0.418#
PCT3, μg/L, median (IQR) 0.07 [0.05, 0.12] 0.12 [0.05, 0.20] 0.129#
  1. BSI bloodstream infection, Non-BSI non-bloodstream infection, NP neutrophil percentage, MP monocyte percentage, CRP C-reactive protein, PCT procalcitonin
  2. 1: within 6 h; 2: day 2; 3: day 14
  3. §t test
  4. #Mann–Whitney U test