CREATE TABLE table_train_172 ("id" INT, "systolic_blood_pressure_sbp" INT, "c_peptide_level" FLOAT, "hemoglobin_a1c_hba1c" FLOAT, "peak_stimulated_c_peptide" FLOAT, "diastolic_blood_pressure_dbp" INT, "mixed_meal_tolerance_test_mmtt" BOOLEAN, "vitamin_d" INT, "NOUSE" FLOAT)

vitamin d level as measured by 25 _ hydroxyvitamin d ( 25 _ oh d ) < 32 ng / ml
SELECT * FROM table_train_172 WHERE vitamin_d < 32
SELECT * FROM "table_train_172" WHERE "vitamin_d" < 32