++
+sofa_first
+service_num
+day_icu_intime_num
+hour_icu_intime
+liver_flg
+copd_flg
+map_1st
+hr_1st
+temp_1st
+spo2_1st
+wbc_first
+platelet_first
+sodium_first
+potassium_first
+chloride_first
+bun_first