Let P（z）=anz^n＋an-1z^n-1＋…＋a0be a complex polynomial of degree n. There is a close connection between the coefficients and the zeros of P（z）. In this paper we prove some sharp inequalities concerning the coeff...Let P（z）=anz^n＋an-1z^n-1＋…＋a0be a complex polynomial of degree n. There is a close connection between the coefficients and the zeros of P（z）. In this paper we prove some sharp inequalities concerning the coefficients of the polynomial P（z） with restricted zeros. We also establish a sufficient condition for the separation of zeros of P（z）.展开更多
BACKGROUND Parental presence in neonatal units(NUs)is essential for infant development and family well-being.A deeper understanding of the factors influencing parental presence is vital and will contribute to the deve...BACKGROUND Parental presence in neonatal units(NUs)is essential for infant development and family well-being.A deeper understanding of the factors influencing parental presence is vital and will contribute to the development of targeted interventions and policies that enhance parental engagement in neonatal care,thereby improving outcomes for infants and their families.AIM To identify and analyze primary factors influencing parental involvement in their child’s care in a neonatal intensive care unit(NICU).METHODS A literature search was conducted using the PubMed,MEDLINE,and Cochrane Library for systematic reviews databases,with the following search terms:“parental presence neonatology”,“couplet care”,“zero separation neonatal care”,“family integrated care”,“couplet care intervention”,“mother-child separation”,“parents newborn togetherness”,“mother-baby care”,“closeness and separation NICU”,“mother-infant interaction NICU”,“kangaroo care”,“dyad mother-infant”,and“newborn integrated care”.The database search for this literature review began on December 10,2024,with the final search conducted on April 10,2025.RESULTS The literature search yielded 281 articles,out of which 23 were selected for a detailed review.The factors associated with parental presence in NUs were grouped into five main categories:Parents’socio-demographic and cultural traits;the physical layout and care model of the NUs;the quality of parents’relationships with the healthcare staff;their active involvement in neonatal care;and the newborn’s health status.CONCLUSION The identification of factors that affect parental presence in NUs is critical for developing effective strategies aimed at encouraging increased parental involvement and ultimately improving neonatal and family outcomes.展开更多
Background:Families with an infant in need of intensive care most often experience a harmful separation after birth.This is due to a division of medical specialties into neonatal care and maternal care.Therefore,a cou...Background:Families with an infant in need of intensive care most often experience a harmful separation after birth.This is due to a division of medical specialties into neonatal care and maternal care.Therefore,a couplet care intervention is implemented for mother-infant dyads in a neonatal intensive care unit.This study protocol provides a comprehensive evaluation of the intervention.The aim is to evaluate the effect and implementation of a complex couplet care intervention to promote zero separation between mother and infant.Methods:The couplet care intervention is a family-centered model of care,where treatment-requiring mother-infant dyads will be admitted together and receive couplet care by neonatal nurses.The study adheres to the framework of the Medical Research Council and will use a mixed methods embedded design comprising a quasi-experimental trial and a qualitative process evaluation.Finally,a health economic evaluation will be conducted to assess the cost-effectiveness of this complex couplet care intervention.Discussion:Separation of mother-infant dyads after birth has an adverse impact on family health and well-being.This study protocol evaluates a complex couplet care intervention.With this study,a first step is taken to help bridge the gap between current practices and a new care model to prevent the separation of mothers and their infants.展开更多
文摘Let P（z）=anz^n＋an-1z^n-1＋…＋a0be a complex polynomial of degree n. There is a close connection between the coefficients and the zeros of P（z）. In this paper we prove some sharp inequalities concerning the coefficients of the polynomial P（z） with restricted zeros. We also establish a sufficient condition for the separation of zeros of P（z）.
文摘BACKGROUND Parental presence in neonatal units(NUs)is essential for infant development and family well-being.A deeper understanding of the factors influencing parental presence is vital and will contribute to the development of targeted interventions and policies that enhance parental engagement in neonatal care,thereby improving outcomes for infants and their families.AIM To identify and analyze primary factors influencing parental involvement in their child’s care in a neonatal intensive care unit(NICU).METHODS A literature search was conducted using the PubMed,MEDLINE,and Cochrane Library for systematic reviews databases,with the following search terms:“parental presence neonatology”,“couplet care”,“zero separation neonatal care”,“family integrated care”,“couplet care intervention”,“mother-child separation”,“parents newborn togetherness”,“mother-baby care”,“closeness and separation NICU”,“mother-infant interaction NICU”,“kangaroo care”,“dyad mother-infant”,and“newborn integrated care”.The database search for this literature review began on December 10,2024,with the final search conducted on April 10,2025.RESULTS The literature search yielded 281 articles,out of which 23 were selected for a detailed review.The factors associated with parental presence in NUs were grouped into five main categories:Parents’socio-demographic and cultural traits;the physical layout and care model of the NUs;the quality of parents’relationships with the healthcare staff;their active involvement in neonatal care;and the newborn’s health status.CONCLUSION The identification of factors that affect parental presence in NUs is critical for developing effective strategies aimed at encouraging increased parental involvement and ultimately improving neonatal and family outcomes.
基金ØstifterneDanish Society of Nursing Research+4 种基金Lån&Spar BankEuropean Society for Paediatric ResearchCopenhagen University Amager Hvidovre Research CommiteeAarhus UniversitetThe Novo Nordisk Foundation。
文摘Background:Families with an infant in need of intensive care most often experience a harmful separation after birth.This is due to a division of medical specialties into neonatal care and maternal care.Therefore,a couplet care intervention is implemented for mother-infant dyads in a neonatal intensive care unit.This study protocol provides a comprehensive evaluation of the intervention.The aim is to evaluate the effect and implementation of a complex couplet care intervention to promote zero separation between mother and infant.Methods:The couplet care intervention is a family-centered model of care,where treatment-requiring mother-infant dyads will be admitted together and receive couplet care by neonatal nurses.The study adheres to the framework of the Medical Research Council and will use a mixed methods embedded design comprising a quasi-experimental trial and a qualitative process evaluation.Finally,a health economic evaluation will be conducted to assess the cost-effectiveness of this complex couplet care intervention.Discussion:Separation of mother-infant dyads after birth has an adverse impact on family health and well-being.This study protocol evaluates a complex couplet care intervention.With this study,a first step is taken to help bridge the gap between current practices and a new care model to prevent the separation of mothers and their infants.
