The golden hour for postpartum hemorrhage: Results from a prospective cohort study.
Rodolfo C PacagnellaAnderson Borovac-PinheiroCarla SilveiraSirlei Siani MoraisJuliana Luz Passos ArgentonJoao Paulo SouzaAndrew D WeeksJosé G CecattiPublished in: International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics (2021)
Shock index and heart rate measured after birth showed high specificity with low sensitivity to identify PPH. In clinical practice, "The rule of 1s" should receive special attention: SI ≥1, or heart rate >100 bpm, or estimated blood loss ≥1 L.