NO. Variable Description Value/codes
1 Sex Sex of the CHF patients Male=0,Female=1
2 Age Age of the CHF patients In Year
3 Weight Weight of the CHF patients In Kilograms
4 NYHA NYHA of the CHF patients class I=1,class II=2,class III=3, class IV=4
5 Time Time Follow up in Weeks  Weekly Follow up
6 Diagnosis Diagnosis History of the CHF patients  others=0,Severe Anemia=1,CHD=2, ACF=3
7 Residence Place of residences of the patients 0=Urban, 1= Rural
8 LVEF Left ventricle ejection fraction In Percentage (%)
Table 1: Lists of covariates and their representing symbols and category levels.