CREATE TABLE table_test_18 ("id" INT, "bleeding" INT, "dialysis" BOOLEAN, "hct" INT, "hepatic_disease" BOOLEAN, "anaemia" BOOLEAN, "creatinine_clearance_cl" FLOAT, "polycytaemia" BOOLEAN, "thrombocytopenia" FLOAT, "kidney_disease" BOOLEAN, "body_mass_index_bmi" FLOAT, "glycosylated_hemoglobin" FLOAT, "NOUSE" FLOAT)

diagnosed severe kidney failure ( dialysis, creatinin > 350 umol / l )
SELECT * FROM table_test_18 WHERE kidney_disease = 1 OR dialysis = 1 OR creatinine_clearance_cl > 350
SELECT * FROM "table_test_18" WHERE "creatinine_clearance_cl" > 350 OR "dialysis" = 1 OR "kidney_disease" = 1