Second, the diagnostic code that we used to measure acidosis (ICD-9-CM 276.2) is not specific for lactic acidosis and may dilute the power of the study. On the other hand, the diagnostic code maintains consistency with earlier epidemiological studies,26,29 and allows for the possibility that...
ICD-10 code E87.2 was used to identify DM inpatients with LA diagnoses in the NDB. Of cases with this code, the Japanese diagnosis code for LA (#20072477) was retrieved and defined as LA (Figure 1). Figure 1.Retrieval Flow Chart for DM and LA Patients. † Acidosis was retrieved usi...