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Table 6 The result of comparison of MHD and CPP in different groups with t-test

From: Epidemiology and cost analysis for patients with oral cancer in a university hospital in China

  MHD(days) CPP(RMB)
  ± S p ± S p
Gender     
male 32.31 ± 11.22 0.19 25890.46 ± 9663.03 0.039
female 29.55 ± 10.74   22071.86 ± 8537.38  
Smoking     
smoker 35.07 ± 11.89 0.018 27580.14 ± 9721.63 0.025
non-smoker 29.67 ± 10.60   23085.26 ± 9174.67  
male non-smoker 29.86 ± 11.35 0.898 24149.55 ± 9284.89 0.326
female 29.55 ± 10.74   22071.86 ± 8537.38  
Medicare     
medicare 29.84 ± 9.97 0.628 18217.54 ± 8933.08 0.002
non-medicare 31.39 ± 11.91   25193.69 ± 9652.72  
Censue register     
rural 31.44 ± 10.17 0.896 24165.41 ± 8141.78 0.901
urban 31.12 ± 9.78   24425.96 ± 8424.43  
Stage     
I,II 27.25 ± 10.74 0.000 19544.09 ± 7412.78 0.000
III,IV 35.96 ± 12.67   30163.82 ± 9039.12