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24 December 2020 : Clinical Research  

Comparison of Second- and Third-Generation Parathyroid Hormone Test Results in Patients with Chronic Kidney Disease

Magdalena Wójtowicz1ABCDEF, Wiesław Piechota1CDEF*, Zofia Wańkowicz2DEF, Jerzy Smoszna2DE, Stanisław Niemczyk2DE

DOI: 10.12659/MSM.928301

Med Sci Monit 2020; 26:e928301

Table 4 Formulas enabling comparison of parathyroid hormone concentration results determined with second- and third-generation tests*.

Study groupFormulas enabling comparison of PTH (1–84) and iPTH test results
Patients with CKD stages 3–5 and 5D (n=205)PTH 1–84=0.5181×iPTH+22.1596
Dialyzed patients (HD+HPD) (n=127)PTH 1–84=0.5181×iPTH+18.0595
Patients in pre-dialysis period (n=78)PTH 1–84=0.6187×iPTH+13.1944**
* Applies to PTH Roche Diagnostics tests;
** slope significantly different (p

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750