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Table 1 Comparison of baseline characteristics between the MPE group and the BPE group in both the training set and test set

From: Auxiliary diagnostic value of tumor biomarkers in pleural fluid for lung cancer-associated malignant pleural effusion

Characteristics The training set   The test set  
  MPE BPE P MPE BPE P
Age       
 < 60 112 39 0.069 84 24 0.149
 ≥ 60 162 35   138 25  
Gender       
 Male 144 46 0.141 130 34 0.160
 Female 130 28   92 15  
Smoking history       
 Yes 100 31 0.395 97 25 0.351
ECOG-PS       
 0–1 261 67 0.122 214 44 0.500
 2–3 13 7   8 5  
Cancer typea       
 Adenocarcinoma 261   210  
 Squamous cell carcinoma 5   2  
 Small cell lung cancer 8   10  
No-lung cancer typeb       
 Tuberculosis 28   24  
 Bacterial infections 13   8  
 Other diseases 33   17  
  1. MPE, malignant pleural effusion; BPE, benign pleural effusion; EGFR, epidermal growth factor receptor; ECOG, eastern cooperative oncology group; PS, performance status
  2. aThe value of % was calculated among the number of cancer type
  3. bThe value of % was calculated among the number of no-lung cancer type