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Detection of false results in assays

  • US 8,084,223 B2
  • Filed: 03/23/2009
  • Issued: 12/27/2011
  • Est. Priority Date: 03/23/2009
  • Status: Active Grant
First Claim
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1. A method for detecting a false result in an assay for determining a concentration of an erythrocytophilic analyte in a whole blood sample suspected of containing the erythrocytophilic analyte, the method comprising:

  • (a) determining by means of the assay a concentration of the erythrocytophilic analyte utilizing a hemolyzed portion of the blood sample to obtain concentration value 1,(b) determining by means of the assay a concentration of the erythrocytophilic analyte utilizing a non-hemolyzed portion of the blood sample and multiplying the concentration times a hematocrit factor to obtain concentration value 2,(c) determining a ratio of concentration value 1 divided by concentration value 2, and(d) comparing the ratio from (c) to a predetermined ratio of known reliability wherein, if the ratio is less than the predetermined ratio, a false result is indicated.

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