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Table 2 Patient characteristics by age and gender correlations with clinical conditions, laboratory findings, and complications

From: Changes in the prevalence and biofilm formation of Haemophilus influenzae and Haemophilus parainfluenzae from the respiratory microbiota of patients with sarcoidosis

Tests Test results Age (years) Gender
   P value Correlation P value Correlation
Clinical manifestation  Sclerotic changes in lung 0.84 0.04 0.64 0.09
   Enlargement of the mediastinal lymph nodes 0.45 −0.14 0.9 0.02
   Tuberculosis like findings 0.23 0.23 0.23 0.23
Chest radiography  Micronodules 0.81 −0.05 0.63 0.12
   Pulmonary shading/infiltrations 0.05 0.45* 0.28 −0.26
   Tumor of the lung/mediastinum 0.36 0.22 0.08 0.4*
Chest CT  Changes sclerosis/thickening/fibrosis 0.61 0.22 0.64 0.04
   Lymphadenopathy 0.06 0.34* 0.16 −0.27
   Fluid in the pleural cavity 0.44 0.15 0.09 0.32*
Changes observed during bronchofiberoscopy  Infiltration of bronchial wall/macrophages 0.38 0.23 0.66 −0.12
   Scraps of bronchial epithelial/mucus 0.28 0.28 0.39 0.22
   Easy bleeding capillaries 0.17 −0.35 0.33 0.25
Laboratory findings  pH 0.77 −0.06 0.68 −0.08
   IgG (g/l) 0.74 −0.06 0.41 0.15
   IgM (g/l) 0.25 −0.4* 0.27 −0.2
   IgA (g/l) 0.17 0.25 0.47 0.14
   CRP (mg/l) 0.21 0.23 0.01 0.44**
  1. Abbreviations: CT computed tomography, CRP C-reactive protein
  2. The significance levels were marked as: *P < 0.1, and **P < 0.05)