Wow what a super simple yet very accurate formula! In this case it’s my consultant who is alarmed about the value. I’d be absolutely fine with it. But then again who knows, maybe a slight drop in E2 makes me feel even better? Worth a try I guess.Total T 1180 ng/dL multiplied by 0.04= 47.2 pg/mL
Your estradiol is where it should be (0.4% of total T)
I have to repeat that the estradiol "normal range" was derived for men who had "normal testosterone". Most guys on ExcelMale have high testosterone and get alarmed when Quest or LabCorp say their estradiol is above "normal".
I was able to come up with a table using the predictive model equation derived from data in this study: The Effects of Injected Testosterone Dose and Age on the Conversion of Testosterone to Estradiol and Dihydrotestosterone in Young and Older Men The graphs shown in the study (They...www.excelmale.com