PTHi CONVERSION VALUES KDOQI / IRMA NICHOLS BY METHOD USED. Valid only for dialysis patients (Not valid for CKD patients not on dialysis). It is PTH converter analyzes the equivalent value of a laboratory. Parathyroid hormone (PTH) correlates well with histomorphometric and biochemical parameters of bone remodeling, but has limitations for quantifying the variability depending on the method used. Circulating PTH is a peptide mixture, and only the PTH 1-84 is responsible for its activity. The c