CREATE TABLE table_train_33 ("id" NUMBER, "active_infection" BOOLEAN, "allergy_to_thiamine" BOOLEAN, "receiving_vasopressor" BOOLEAN, "liver_disease" BOOLEAN, "allergy_to_vitamin_c" BOOLEAN, "allergy_to_hydrocortisone" BOOLEAN, "hypertension" BOOLEAN, "age" FLOAT, "serum_aminotransferase_level_alt_ast" NUMBER, "NOUSE" FLOAT)

greater than 18 years old
SELECT * FROM table_train_33 WHERE age > 18
SELECT * FROM "table_train_33" WHERE "age" > 18