CREATE TABLE table_train_118 ("id" INT, "hypocalcemia" BOOLEAN, "heart_disease" BOOLEAN, "renal_disease" BOOLEAN, "fibrinogen" FLOAT, "diastolic_blood_pressure_dbp" INT, "symptomatic_hypotension" BOOLEAN, "serum_creatinine" FLOAT, "ca" FLOAT, "hypertension" BOOLEAN, "NOUSE" FLOAT)

hypocalcemia ( ca++ < 8.7 mg / dl )
SELECT * FROM table_train_118 WHERE hypocalcemia = 1 OR ca < 8.7
SELECT * FROM "table_train_118" WHERE "ca" < 8.7 OR "hypocalcemia" = 1