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Table 2 Comparison of receptor expressions of neutrophils and monocytes in patients with Streptococcus pneumoniae, influenza A and aetiologically undefined pneumonia. Group comparisons after ANOVA carried out using Tukey's multiple comparison technique.

From: Measurement of complement receptor 1 on neutrophils in bacterial and viral pneumonia

  p value
Parameter A vs B A vs C B vs C A vs D B vs D C vs D
WBC (×109/l) 0.1052 0.7702 0.0243 0.0010 <0.0001 <0.0001
PMNL (×109/l) 0.0586 0.7265 0.0813 <0.0001 0.0001 <0.0001
CRP (mg/l) <0.0001 <0.0001 0.0417 - - -
ESR (mm/h) 0.0012 0.3333 0.0094 - - -
Receptor expression of neutrophils
CR1 0.0002 0.9836 <0.0001 <0.0001 0.8091 <0.0001
CR3 0.6191 0.0020 0.2263 0.3983 0.0307 <0.0001
FcγRI 0.2826 0.9935 0.2518 <0.0001 0.0053 <0.0001
FcγRII 0.5413 0.9998 0.2031 0.6273 0.9311 0.0431
FCγRIII 0.6049 0.1487 0.9358 0.0222 0.6231 0.7949
Receptor expression of monocytes
CR1 0.7146 0.1320 0.0100 <0.0001 0.0027 <0.0001
CR3 0.3126 0.0057 0.2553 0.1858 0.0002 <0.0001
FcγRI 0.0166 0.0308 1.0000 <0.0001 <0.0001 <0.0001
FcγRII 0.1630 0.0655 0.9999 0.8781 0.0033 <0.0001
  1. WBC = white blood cell count, PMNL = polymorphonuclear leukocyte count, CRP = serum C-reactive protein, ESR = erythrocyte sedimentation rate, A = S. pneumoniae pneumonia, B = Influenza A pneumonia, C = Aetiologically undefined pneumonia, D = controls.