Table 1.

Interfering substances.1

Test conditionTest concentrationMeasured concentration as % of expected concentration (range)2
Native serum components
 Bilirubin200 mg/L100 (96–102)
 Hemoglobin500 g/L100 (85–111)
 Total protein120 g/L99 (94–105)
 Triglycerides30 g/L101 (95–108)
Chemotherapeutic agents
 Cisplatin1.53 g/L96 (85–110)
 Carboplatin0.34 g/L101 (93–107)
 Alimta1.3 g/L99 (89–106)
 Gemcitabine300 μmol/L99 (92–108)
Potentially interfering clinical condition
 HAMA31281 μg/L99 (86–112)
 RF4288 kIU/L105 (100–112)