"The 'normal' reference range varies slightly with the lab that's doing the testing ... "Studies indicate that salivary cortisol levels show a reasonably strong correlation with serum cortisol." For ...

"The 'normal' reference range varies slightly with ... cortisol levels show a reasonably strong correlation with serum cortisol." For my "high" result specifically, Dr. Zalzala stated, "While ...

Total serum cortisol and CBG levels were higher in subjects taking oral estrogens than in controls (P <0.001); however, levels in subjects taking transdermal estrogen were similar to controls.