CREATE TABLE table_train_41 ("id" INT, "pulmonary_embolization" BOOLEAN, "hiv_infection" BOOLEAN, "neutrophil_count" INT, "renal_disease" BOOLEAN, "liver_disease" BOOLEAN, "serum_creatinine" FLOAT, "myocardial_infarction" BOOLEAN, "NOUSE" FLOAT)

subjects with severe renal impairment ( creatinine clearance less than 30 ml / min )
SELECT * FROM table_train_41 WHERE renal_disease = 1 OR serum_creatinine < 30
SELECT * FROM "table_train_41" WHERE "renal_disease" = 1 OR "serum_creatinine" < 30