CREATE TABLE table_train_23 ("id" INT, "in_another_study" BOOLEAN, "immune_suppression" BOOLEAN, "hiv_infection" BOOLEAN, "fio2" FLOAT, "head_injury" BOOLEAN, "heart_disease" BOOLEAN, "steroid_therapy" BOOLEAN, "chemotherapy" BOOLEAN, "edema" BOOLEAN, "NOUSE" FLOAT)

immune suppression ( cytostatic chemotherapy, steroid therapy, aids )
SELECT * FROM table_train_23 WHERE immune_suppression = 1 OR chemotherapy = 1 OR steroid_therapy = 1 OR hiv_infection = 1
SELECT * FROM "table_train_23" WHERE "chemotherapy" = 1 OR "hiv_infection" = 1 OR "immune_suppression" = 1 OR "steroid_therapy" = 1