madman
Super Moderator
CDC STANDARDIZED TOTAL T and ESTRADIOL ASSAYS and soon to be FREE TESTOSTERONE! - Page 2 - Excel Male TRT Forum
How the CDC Clinical Standardization Programs Are Improving Hormone Tests - AACC.org WHAT PROGRESS HAS CDC MADE WITH STANDARDIZING TOTAL TESTOSTERONE AND ESTRADIOL TESTS? Since HoSt began in 2010, CDC has had more than 350 participants in 15 countries. Participants have shown measurable...

* Limitations of using free testosterone by equilibrium dialysis and calculated free testosterone concentrations in practice are the lack of assay standardization, an accuracy-based quality control program, and a harmonized reference range. Until these limitations are addressed, free testosterone by equilibrium dialysis and calculated free testosterone should use reference ranges established by individual laboratories or their specific assay method
CDC Hormone Standardization Program (CDC HoSt) Certified Free Testosterone Procedures?
Sooner or later and SHBG to boot!
When the time comes these will be the only free testosterone assays I will recommend for men to use/rely upon when getting blood work done (pre/post-TRT).
*a lab/assay that is certified by the CDC's HoSt Program
The above applies to TT, estradiol, and soon enough free testosterone and SHBG!