""
"age",
"gender_num",
"sofa_first",
"service_num",
"day_icu_intime_num",
"hour_icu_intime",
"chf_flg",
"cad_flg",
"mal_flg",
"resp_flg",
"map_1st",
"hr_1st",
"temp_1st",
"tco2_first",
"chloride_first",
"bun_first",
"po2_first",