Test | Analyser/method | Lower limit of detection | Upper limit of detection |
C reactive protein | Siemens Advia Chemistry XPT, Polyethylene Glycol enhanced immunoturbidimetric assay. Siemens Advia 1800, Polyethylene Glycol enhanced immunoturbidimetric assay. | 5 mg/L | Diluted to result |
B-type natriuretic peptide | Siemens Advia Centaur XPT, two-site sandwich immunoassay using direct chemiluminescent technology. | 2.0 pg/mL | 1445 pg/mL |
Troponin-I | Abbott Architect i2000SR, three-site sandwich immunoassay using direct chemiluminescent technology (CMIA). | 5.0 ng/L | 50 000 ng/L |
The table outlines analyser make, methodology, upper and lower limits of detection as per the University Hospitals of Leicester National Health Service Foundation trust laboratory guidelines.