Failure 5-10 percent: Persona is a method of tracking fertility that is sold as a contraceptive method. The pregnancy rate while using the device is 5-10 percent, that is out of 100 women using it, 5-10 will conceive.
Answered 1/19/2017
5.6k views
A doctor has provided 1 answer
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question