CREATE TABLE table_train_108 ("id" INT, "mini_mental_state_examination_mmse" INT, "systolic_blood_pressure_sbp" INT, "hemoglobin_a1c_hba1c" FLOAT, "deficiency_to_iga" BOOLEAN, "diastolic_blood_pressure_dbp" INT, "body_mass_index_bmi" FLOAT, "NOUSE" FLOAT)

known deficiency to iga.
SELECT * FROM table_train_108 WHERE deficiency_to_iga = 1
SELECT * FROM "table_train_108" WHERE "deficiency_to_iga" = 1