CREATE TABLE table_train_216 ("id" INT, "gender" TEXT, "hba1c" FLOAT, "body_mass_index_bmi" FLOAT, "age" FLOAT, "NOUSE" FLOAT)

body mass index ( bmi ) = 30 kg / m2
SELECT * FROM table_train_216 WHERE body_mass_index_bmi = 30
SELECT * FROM "table_train_216" WHERE "body_mass_index_bmi" = 30