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Table 7 Chi squared test

From: Machine learning can predict survival of patients with heart failure from serum creatinine and ejection fraction alone

Chi squared test
RankFeaturep-value
1Ejection fraction0.000500
2Serum creatinine0.000500
3Serum sodium0.003998
4Age0.005997
5High blood pressure0.181909
6Anaemia0.260370
7Creatinine phosphokinase0.377811
8Platelets0.637681
9Smoking0.889555
10Sex1
11Diabetes1
  1. Results of the application of the chi squared test between each feature and the target feature death event