Clinical Utility of Serum Holotranscobalamin Measurements in Patients with First-Ever Ischemic Stroke

Figure 1

Flowchart of the inclusion and exclusion of the study subjects. In total, 130 ischemic stroke patients and 138 normal controls were included in this study. Patients who previously had an injury to the central nervous system or who had experienced stroke events were excluded. Patients taking therapeutic vitamin B12 supplements for other diseases such as gastric cancer and with factors affecting serum homocysteine levels (chronic kidney disease and certain drugs) were also excluded.