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Table 1 Clinical and demographic characteristics of the NSCLC cases and controls used in the training set and validation set

From: Performance of a multiplexed dual analyte immunoassay for the early detection of non-small cell lung cancer

Training set   Validation set  
Histologic subtype Number Histologic subtype Number
Adenocarcinoma 41 Adenocarcinoma 32
Bronchioloalveolar carcinoma 7 Bronchioloalveolar Carcinoma 21
Squamous cell carcinoma 45 Squamous Cell Carcinoma 15
Large cell carcinoma 3 Carcinoma, NOS 4
Neuroendocrine 16 Neuroendocrine 1
Other 3 Other 2
Stage   Stage  
Stage I 88 Stage I 23
Stage II 23 Stage II 26
Stage III 4 Stage III 15
Stage IV 0 Stage IV 10
Total 115 Total 75
Gender Control Cases Gender Control Cases
Females 48 49 Females 29 48
Males 67 66 Males 46 27
Total 115 115 Total 75 75
Age Control Cases Age Control Cases
Median 64 64 Median 68 69
Range 50-97 50-88 Range 52-98 50-99
Smoking history Control Cases Smoking history Control Cases
Packs/year >20 >20 Packs/year >20 >20