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Am J Perinatol 2022; 39(09): 0937-0943
DOI: 10.1055/s-0040-1718878
Original Article

Prolonged Second Stage of Labor and Anal Sphincter Injury in a Contemporary Cohort of Term Nulliparas

Mariam Naqvi
1   Division of Maternal Fetal Medicine Department of Obstetrics and Gynecology, Cedars Sinai Medical Center, Los Angeles, California
2   Division of Maternal Fetal Medicine Department of Obstetrics and Gynecology, Massachusetts General Hospital, Boston, Massachusetts
,
3   Department of Maternal, Child, and Family Health, Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina
4   Department of Social Medicine, Center for Bioethics, University of North Carolina, Chapel Hill, North Carolina
,
Ilona T. Goldfarb
2   Division of Maternal Fetal Medicine Department of Obstetrics and Gynecology, Massachusetts General Hospital, Boston, Massachusetts
,
Allison S. Bryant
2   Division of Maternal Fetal Medicine Department of Obstetrics and Gynecology, Massachusetts General Hospital, Boston, Massachusetts
,
Blair J. Wylie
2   Division of Maternal Fetal Medicine Department of Obstetrics and Gynecology, Massachusetts General Hospital, Boston, Massachusetts
5   Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Beth Israel Deaconess Medical Center, Boston, Massachusetts
,
Anjali J. Kaimal
2   Division of Maternal Fetal Medicine Department of Obstetrics and Gynecology, Massachusetts General Hospital, Boston, Massachusetts
› Author Affiliations