Perfect- and typical-use effectiveness of the Dot fertility app over 13 cycles: results from a prospective contraceptive effectiveness trial.
Victoria JenningsLiya T HaileRebecca G SimmonsJeff SpielerDominick ShattuckPublished in: The European journal of contraception & reproductive health care : the official journal of the European Society of Contraception (2019)
Dot's effectiveness is within the range of other user-initiated contraceptive methods.