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Table 1 Patient characteristics a

From: Elevated pleural effusion IL-17 is a diagnostic marker and outcome predictor in lung cancer patients

Variables MPE BPE P-value
Patients, n 78 45  
Mean age (±SD), years 56.3 ± 12.5 55.6 ± 11.7 >0.05
Male/female 36/42 34/11 >0.05
MPE    
  Adenocarcinoma 67 ND  
  Squamous cell carcinoma 5 ND  
  Small-cell lung carcinoma 6 ND  
BPE    
  Tuberculous ND 28  
  Parapneumonic ND 12  
  Heart failure ND 5  
Diagnostic method    
  Biochemistry ND 30  
  Cytology 50 ND  
  Pleural biopsy 6 8  
  Percutaneous biopsy 12 4  
  Endoscopic examination 10 3  
  1. aBPE, Benign pleural effusion; MPE, Malignant pleural effusion; ND, No data.