Canadian data is current through March 2018. All of the data comes from Health Canada, except for the categories Manufacturer Parent Company and Product Classification.
The Parent Company and the Product Classification were added by ICIJ.
The parent company information is based on 2017 public records. The device classification information comes from FDA’s Product Classification by Review Panel, based on matches of recall data from the U.S. and Canada.
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The presence of intrinsic factor blocking antibody (ifba) in some patients can result in a false and significant elevation in the reported concentration of vitamin b12 on the dimension vista system. siemens' data indicate that the elevation is highly variable and in some cases values below the cutoff for b12 deficiency (i.E. 254 pg/ml) were reported as greater than 2000 pg/ml.