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Table 1 Baseline characteristics of the training set and the internal test

From: Exploration of predictive and prognostic alternative splicing signatures in lung adenocarcinoma using machine learning methods

  Training set Test set P value
n 306 102  
Gender (%)    0.529
 Female 166 (54.2) 51 (50.0)  
 Male 140 (45.8) 51 (50.0)  
Age (median [IQR]) 66.00 [59.00, 73.00] 68.00 [57.25, 72.75] 0.744
Vital status (%)    0.13
 Alive 211 (69) 79 (77.5)  
 Dead 95 (31) 23 (22.5)  
Smoking history (%)    0.287
 Non-smoker 42 (14.1) 9 (9.3)  
 Smoker 255 (85.9) 88 (90.7)  
Stage (%)    0.145
 Stage I 161 (53.8) 54 (53.5)  
 Stage II 68 (22.7) 25 (24.8)  
 Stage III 58 (19.4) 13 (12.9)  
 Stage IV 12 (4.0) 9 (8.9)  
OS_time (median [IQR]) 367.50 [141.25, 937.25] 250 [108.00, 646.25] 0.054
  1. IQR interquartile range, OS overall survival