CREATE TABLE table_train_203 ("id" NUMBER, "gender" CLOB, "perforation" BOOLEAN, "hemoglobin_a1c_hba1c" FLOAT, "peptic_ulcer_disease" BOOLEAN, "serum_c_peptide" FLOAT, "gastrointestinal_disease" BOOLEAN, "serum_creatinine" FLOAT, "age" FLOAT, "NOUSE" FLOAT)

serum creatinine < 1.5 mg / dl for male and < 1.4 mg / dl for female
SELECT * FROM table_train_203 WHERE (gender = 'male' AND serum_creatinine < 1.5) OR (gender = 'female' AND serum_creatinine < 1.4)
SELECT * FROM "table_train_203" WHERE ("gender" = 'female' OR "gender" = 'male') AND ("gender" = 'male' OR "serum_creatinine" < 1.4) AND "serum_creatinine" < 1.5