Brainmarker-IV Theta/Beta Ratio Please select your client's sex FemaleMale Please input your client's age in years (minimum 1, maximum 85) Please input the Log-transformed Theta-Beta Ratio for your client, range is -1 to 2, rounded to max two decimals, use a decimal point. Δ Choose sex (default is “Female”, you can change that to “Male” if you want to), fill in the age and the result, and click submit. A graph will show how your input compares to the results of thousands of others