CREATE TABLE table_test_9 ("id" NUMBER, "ejection_fraction_ef" NUMBER, "anemia" BOOLEAN, "child_pugh_class" CLOB, "systolic_blood_pressure_sbp" NUMBER, "leukopenia" NUMBER, "heart_disease" BOOLEAN, "stroke" BOOLEAN, "av_block" BOOLEAN, "renal_disease" BOOLEAN, "hepatic_disease" BOOLEAN, "estimated_glomerular_filtration_rate_egfr" NUMBER, "thrombocytopenia" FLOAT, "hemodynamic_instability" BOOLEAN, "heart_rate" NUMBER, "malignancy" BOOLEAN, "pr" NUMBER, "plt" NUMBER, "NOUSE" FLOAT)

stroke within 90 days of admission.
SELECT * FROM table_test_9 WHERE stroke = 1
SELECT * FROM "table_test_9" WHERE "stroke" = 1