Publications by authors named "Madeleine Cohen"

Article Synopsis
  • Research shows that increased racial/ethnic discrimination negatively impacts sleep quality in pregnant Black American women, an area previously underexplored.
  • A study involving 600 participants found significant links between lifetime experiences of discrimination and poorer sleep during both early and mid-pregnancy, regardless of socioeconomic status.
  • Improving conditions to reduce discrimination and gendered racism may enhance sleep quality and overall health outcomes for these women during pregnancy.
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Article Synopsis
  • * The study analyzed how women's experiences of discrimination affect their two-year-old children's sleep health, considering factors like gendered racial stress and women's mental health during pregnancy.
  • * Findings show that while gendered racial stress directly impacts children's sleep, racial/ethnic discrimination affects sleep indirectly through maternal depressive symptoms, suggesting that mental health support for pregnant women could improve their children's sleep health.
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: Previous longitudinal studies have demonstrated prospective relationships between maternal sleep quality and subsequent psychological distress in the postpartum period. Despite evidence for prospective relationships between mood and subsequent sleep quality in adult populations, this direction has not been examined in postpartum women. We aimed to test prospective relationships between sleep quality and subsequent psychological distress, as well as the plausible reverse possibility, in a sample of Black American postpartum mothers ( = 146).

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Objective: Black children are disproportionately affected by atopic diseases (i.e., atopic dermatitis, allergic rhinitis, asthma, and food allergies), with health disparities present in early life.

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Background: The Theory of Optimal Stimulation (Zentall & Zentall, Psychological Bulletin, 94, 1983, 446) posits that the relation between activity level (AL) and cognitive performance follows an inverted U shape where midrange AL predicts better cognitive performance than AL at the extremes.

Methods: We explored this by fitting linear and quadratic models predicting mental development from AL assessed via multiple methods (parent ratings, observations, and actigraphs) and across multiple situations (laboratory play, laboratory test, home) in over 600 twins (2- and 3-year olds).

Results: Only observed AL in the laboratory was curvilinearly related to mental development scores.

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