Sleep During Pregnancy: The nuMoM2b Pregnancy and Sleep Duration and Continuity Study
- Reid, Kathryn J.
- Facco, Francesca L.
- Grobman, William A.
- Parker, Corette B.
- Herbas, Marcos
- Hunter, Shannon
- Silver, Robert M.
- Basner, Robert C.
- Saade, George R.
- Pien, Grace W.
- Manchanda, Shalini
- Louis, Judette M.
- Nhan-Chang, Chia-Lang
- Chung, Judith H.
- Wing, Deborah A.
- Simhan, Hyagriv N.
- Haas, David M.
- Iams, Jay
- Parry, Samuel
- Zee, Phyllis C.
Publication date
May 2017
DOI Publisher
Oxford University Press (OUP) Language
EnglishAbstract
Study Objectives: To characterize sleep duration, timing and continuity measures in pregnancy and their association with key demographic variables. Methods: Multisite prospective cohort study. Women enrolled in the nuMoM2b study (nulliparous women with a singleton gestation) were recruited at the second study visit (16-21 weeks of gestation) to participate in the Sleep Duration and Continuity substudy. Women <18 years of age or with pregestational diabetes or chronic hypertension were excluded from participation. Women wore a wrist activity monitor and completed a sleep log for 7 consecutive days. Time in bed, sleep duration, fragmentation index, sleep efficiency, wake after sleep onset, and sleep midpoint were averaged across valid ...
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