What is the prevalence of bipolar affective disorder (manic-depressive illness) in the US?

Updated: May 30, 2019
  • Author: Stephen Soreff, MD; Chief Editor: Glen L Xiong, MD  more...
  • Print

The lifelong prevalence of bipolar disorder, or manic-depressive illness (MDI), including subsyndromal forms in the United States has been noted to range from 0.9% to 2.1%. [59] Studies also indicate differences in lifetime prevalence estimates for bipolar disorder type I (BPI) (1.0%), bipolar disorder type II (BPII) (1.1%), and subthreshold bipolar disorders (2.4–4.7%). [60]

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!