Duty cycle of 33% increases cardiac output during cardiopulmonary resuscitation.
Taegyun KimKyung Su KimGil Joon SuhWoon Yong KwonYoon Sun JungJung-In KoSo Mi ShinPublished in: PloS one (2020)
Duty cycle of 33% increased ETCO2, a surrogate measurement for cardiac output during CPR, compared with duty cycle of 50%. Moreover, ETCO2 increased over time during CPR with 33% duty cycle while ETCO2 decreased with 50% duty cycle.