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Table 1 Results of univariate analyses on the total charge

From: Comparison of hospital charge prediction models for gastric cancer patients: neural network vs. decision tree models

variables t/F variables t/F
Sex:    Insurance:   
   men 11957.63 ± 8733.77 1.839    private 13696.08 ± 10388.73 1.606
   women 13066.63 ± 10277.53      public 12372.86 ± 9520.96  
Marriage:    Dwelling:   
   no 12473.81 ± 9708.01 6.164*    county 13361.71 ± 10629.09  
   yes 19806.29 ± 5137.35      Suburban 11384.77 ± 9114.22 7.778*
Operation:       urban 14022.70 ± 9665.03  
   Without 3292.30 ± 2137.66 54.460*    
   With 19666.21 ± 6765.87   Operation type:   
Non-chemotherapy 14268.60 ± 10227.06 7.798* SG 19526.35 ± 6246.40  
Chemotherapy 9759.44 ± 7930.49   TG 19954.17 ± 5404.27  
Non-radiotherapy 12693.31 ± 9688.01 32.181* GEL 22856.43 ± 2105.23 237.529*
Radiotherapy 2833.26 ± 11.823   PO 13302.72 ± 2483.79  
    others 20703.42 ± 12433.20  
  1. Abbr: SG: subtotal gastrectomy; TG: total gastrectomy; GEL: gastrectomy with extended lymphadenectomy; PO: palliviate operation.
  2. *: P < 0.05