CREATE TABLE table_dev_14 ("id" NUMBER, "anemia" BOOLEAN, "pulmonary_disease" BOOLEAN, "c_peptide_level" FLOAT, "hemoglobin_a1c_hba1c" FLOAT, "renal_disease" BOOLEAN, "cardiovascular_disease" BOOLEAN, "estimated_glomerular_filtration_rate_egfr" NUMBER, "fasting_c_peptide" FLOAT, "organ_failure" BOOLEAN, "body_mass_index_bmi" FLOAT, "hypertension" BOOLEAN, "NOUSE" FLOAT)

c _ peptide < 1 ng / ml
SELECT * FROM table_dev_14 WHERE c_peptide_level < 1
SELECT * FROM "table_dev_14" WHERE "c_peptide_level" < 1