
Maternal and Child Health Library
MCH Alert: Focus on Infant Mortality is developed by the Maternal
and Child Health Library in collaboration with the National Sudden
and Unexpected Infant/Child and Pregnancy Loss Resource Center. This
and past issues are available online
at http://www.mchlibrary.info/alert/archives.html
and http://www.sidscenter.org/alert/archives.html.
October 31, 2008
1. Safe Sleep Publications Made Available in Spanish
2. Research Brief Examines Infant Mortality Rates
3. Study Assesses Effectiveness of SIDS-Reduction
Training for Child Care Professionals
4. Authors Investigate Infant Sleeping Arrangements and
Practices
5. Article Examines Association Between Fan Use and SIDS
Risk
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1. SAFE SLEEP PUBLICATIONS MADE AVAILABLE IN SPANISH
The National Sudden and Unexpected Infant/Child Death and Pregnancy
Loss Resource Center has announced the availability of new
Spanish-language resources on safe sleep. The resources, which are
translations of documents developed and recently revised by the
American Academy of Pediatrics, include the following:
- Guia de Sueno Seguro para el Proveedor de Cuidado Infatil (A
Child Care Provider's Guide to Safe Sleep: Helping You to Reduce the
Risk of SIDS) offers child care workers information on how to reduce
the risk for sudden infant death syndrome (SIDS) among infants in their
care. The guide discusses particular SIDS risks for infants in child
care, provides basic facts about the incidence and causes of SIDS,
offers information about what child care workers can do to reduce the
incidence of SIDS, describes safe sleep environments and practices and
tummy time, and provides a safe sleep policy. The guide is available at
http://www.healthychildcare.org/pdf/SIDSchildcaresafesleep.pdf.
- Guia de Sueno Seguro para Padres (A Parents' Guide to Safe Sleep:
Helping You to Reduce the Risk of SIDS) provides parents with
information that can reduce their infant's risk for SIDS. The guide
discusses working with child care workers and others who care for the
infant to help reduce the risk of SIDS, provides basic facts about the
incidence and causes of SIDS, offers information for non-parents about
how to reduce the incidence of SIDS, and describes safe sleep
environments and practices and tummy time. A list of organizational
resources is provided. The guide is available at http://www.sidscenter.org/documents/SIDRC/ParentsGuideSleep.pdf.
- Boca Arriba Para Dormir, Boca Abajo Para Jugar (Back to
Sleep, Tummy to Play) provides information for parents and child care
workers about placing infants to sleep on their backs and on providing
them with tummy time when they are awake. The brochure answers the
following questions: (1) How much tummy time should an infant have? (2)
What if an infant doesn't like being on her tummy? (3) Doesn't sleeping
on her back cause an infant to have a flat head? and (4) How can I
exercise the infant while she is on her tummy? A list of steps to
follow to create a safe sleep environment is provided, along with a
list of national SIDS resources. The brochure is available at http://www.sidscenter.org/documents/SIDRC/SIDSTummyTimeTrifold.pdf.
Readers: The publications may also be ordered in hard copy at no
charge from the resource center's Web site at http://www.sidscenter.org/order/index.html.
Additional Spanish-language publications are available from the
resource center's Web site at http://www.sidscenter.org/Espanol/index.html.
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2. RESEARCH BRIEF EXAMINES INFANT MORTALITY RATES
Recent Trends in Infant Mortality presents findings from an analysis of
the U.S. infant mortality rate, including the recent trend in infant
mortality, differences in infant mortality rates by race and ethnicity,
and how the United States compares with other developed countries in
infant mortality. The brief, produced by the National Center for Health
Statistics, is based on 2000-2005 data from the linked birth/infant
death data sets and the preliminary mortality file. Topics include the
impact of preterm-related causes of death on the U.S. infant mortality
rate. The brief is available at http://www.cdc.gov/nchs/data/databriefs/db09.pdf.
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3. STUDY ASSESSES EFFECTIVENESS OF SIDS-REDUCTION TRAINING FOR CHILD
CARE PROFESSIONALS
"Overall, the AAP [American Academy of Pediatrics] Reducing the Risk of
SIDS in Child Care Speaker's Kit curriculum and the train-the-trainer
model were effective in improving the knowledge of child care providers
and empowering them to modify their practices," write the authors of an
article published in the October 2008 issue of Pediatrics. In the
United States, 20% of the deaths attributed to sudden infant death
syndrome (SIDS) occur when the infant is in the care of a nonparental
provider. Despite decreases in SIDS since 1992, the proportion of
deaths attributable to SIDS while infants are being cared for by
someone other than their parents has remained constant. Many of these
deaths seem to be associated with the prone sleep position. The purpose
of the study described in this article was to evaluate the
effectiveness of AAP's curriculum and train-the-trainer model in
changing the knowledge, attitudes, and behaviors of child care
providers with regard to sleep position and other elements of a safe
sleep environment for infants. A secondary objective was to assess
qualitatively the challenges and barriers to implementing safe infant
sleep guidelines and practices in child care settings.
The evaluation took place from May 2006 through March 2007 at 264 child
care sites in California, Louisiana, Montana, and Pennsylvania. An
initial unannounced visit to each participating child care program
included direct observation of infant sleep practices and an inventory
of infant sleep policies. Direct observations of the care of 1993
infants were completed. After this visit, the trainer provided SIDS
risk-reduction training (using the kit) to child care providers in the
intervention group. A follow-up unannounced visit took place 3 months
later. Child care providers in the control group were offered
SIDS-reduction training after the follow-up visit.
The authors found that
- In the initial observations, 315 infants (51.4%) were placed to
sleep supine, 92 (15%) were placed to sleep prone, and 50 (8.2%) were
placed to sleep on their sides. An additional 158 (25.4%) were placed
sitting or standing in the crib. These were infants who were generally
older than age 6 months and resisted being placed down for sleep.
- In the control group, supine placement increased to 57.1% (not
significant), side placement decreased to 3.9% (not significant), and
prone placement decreased to 10.6%.
- In the intervention group, supine placement increased to 62.1%,
side placement decreased to 4.4%, and prone placement decreased to
5.9%.
- Perceived parental objections, child care provider skepticism
about the benefits of supine positioning and other safe sleep
recommendations, and lack of training opportunities were important
barriers to implementation of safe sleep recommendations.
The authors conclude that "use of safe sleep policies, continued
education of parents, expanded training efforts for child care
professionals, statewide regulations and mandates, and increased
monitoring are critical to future efforts to reduce further the risk of
SIDS in child care."
Moon RY, Calabrese T, Aird L. 2008. Reducing the risk of sudden infant
death syndrome in child care and changing provider practices: Lessons
learned from a demonstration project. 2008. Pediatrics 122(4):788-798.
Abstract available at http://pediatrics.aappublications.org/cgi/content/abstract/122/4/788.
Readers: More information is available from the following National
Sudden and Unexpected Infant/Child Death and Pregnancy Loss Resource
Center Web pages:
- Professional Resources at
http://www.sidscenter.org/ProfessionalResources.html
- Safe Sleep Environment at
http://www.sidscenter.org/SafeSleep/index.html
- SIDS in Child Care at
http://www.sidscenter.org/Childcare/index.html
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4. AUTHORS INVESTIGATE INFANT SLEEPING ARRANGEMENTS AND PRACTICES
"To our knowledge, this is the first study to document the reasons that
mothers choose or not choose to bring their infant to bed with them
throughout the first year of life. One of the 3 major reasons for bed
sharing was breastfeeding," state the authors of an article published
in the October 2008 supplement to Pediatrics. Current American Academy
of Pediatrics (AAP) guidelines for reducing the risk of sudden infant
death syndrome recommend using a "separate but proximate sleeping
environment" for infants. AAP also notes that it is appropriate to take
the infant to bed for nursing, comforting, and bonding but recommends
that the infant be returned to a separate crib or bassinet when the
mother is ready to sleep. In addition, the U.S. Consumer Product Safety
Commission recommends that infants sleep in cribs until age 2. The
article presents findings from a study to examine sleeping arrangements
for infants from birth to age 1 and to assess associations between
social and behavioral characteristics (including breastfeeding status)
and specific sleeping arrangements for infants.
Data for the analysis were drawn from the Infant Feeding Practices
Study II. Participants were asked to report infant sleeping habits,
sleep position, sleep location, and sleeping surface on 3-, 6-, 9-, and
12-month postnatal questionnaires covering seven specific infant age
ranges. Bed-sharing mother-infant pairs were identified on the basis of
answers to several questions. Bed sharing was defined as "mother ever
(in a given time frame) sleeps when lying with the infant on the same
sleeping surface for nighttime sleep."
The authors found that
- More than 2,300 participants answered questions concerning infant
sleeping arrangements for the 2-week to 3-month time periods; the
number decreased to almost 1,800 for the 12-month questionnaire.
- During the first 3 months, a majority (85%) of the infants slept
in the same room as their mother; this percentage declined to 29% by
age 12 months.
- Nearly 80% of the mothers of young infants chose the recommended
supine position for placing their infant for nighttime sleep, whereas a
significant minority (more than 20%) did not follow this
recommendation. Noncompliance rates increased with infant age, so that
by age 12 months, 36% of mothers were not placing their infant supine.
- Among all women, bed-sharing rates ranged from 42% at age 2 weeks
to 27% at age 12 months.
- More than two-thirds of the bed-sharing mother-infant pairs also
shared a bed with the mother's partner. Approximately 5% of the mothers
and infants slept with other children at age 2 weeks, and this
frequency steadily increased to nearly 15% by age 12 months.
- The three most common reasons that mothers cited for bringing the
infant into bed were to calm a fussy infant, to help the infant and/or
the mother sleep, and to facilitate breastfeeding.
- Mothers' most frequently cited reasons for not lying down or
sleeping with their infant were safety concerns, perceived difficulty
in later placing the infant in a crib, and that it is "not commonly
done in my family."
- Non-Hispanic black mothers were less likely to use the
recommended supine infant sleeping position, and nulliparous women were
more likely to use the recommended sleeping position.
"Health providers need to engage in discussions with their patients to
better understand the reasons for the choices they are making with
regard to sleeping practices and to ensure that they understand the
risks and benefits associated with these practices," conclude the
authors.
Hauck F, Signore C, Fein SB, et al. 2008. Infant sleeping arrangements
and practices during the first year of life. Pediatrics 122(Supplement
2):S113-S120. Abstract available at http://pediatrics.aappublications.org/cgi/content/abstract/122/Supplement_2/S113.
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5. ARTICLE EXAMINES ASSOCIATION BETWEEN FAN USE AND SIDS RISK
"The results of this study suggest that using a fan may be an effective
intervention for lowering he risk of SIDS [sudden infant death
syndrome] in sleeping environments that facilitate rebreathing," state
the authors of an article published in the October 2008 issue of
Archives of Pediatrics and Adolescent Medicine. Despite a 50% decrease
in the national incidence of SIDS from 1.2 deaths per 1,000 live births
in 1992 to 0.53 deaths per 1,000 live births in 2003, SIDS remains the
leading cause of postneonatal mortality in the United States. While the
increased risk of SIDS associated with prone sleeping, overheating, a
soft sleep surface, and soft bedding has been publicized by the Back to
Sleep campaign (launched in 1994), the relationship between room
ventilation and SIDS has received little attention. Rebreathing exhaled
carbon dioxide trapped near an infant's airway by bedding has been
suggested as a possible mechanism for SIDS in at-risk infants and may
occur with the use of soft bedding, covering the head during sleep, and
use of the prone sleeping position. The authors examined whether
improved room ventilation by use of a fan or an open window affects the
risk of SIDS.
The authors analyzed data from a population-based case control study of
risk factors for SIDS that included detailed information on sleep
environment. The study took place in 11 California counties between May
1, 1997, and April 30, 2000. SIDS cases were identified from all infant
deaths reported to the California Department of Health Services and to
the Los Angeles County coroner's office with a diagnosis of SIDS or
presumed SIDS during the study period.
The authors found that
- After adjusting for matching variables, known risk factors, and
other potential confounders, having a fan on in the room during last
sleep was associated with a 72% reduction in the rate of SIDS.
- The effect of fan use on the reduction of SIDS risk seemed to be
consistently greater when the infants were in adverse sleep
environments (i.e., when the room was warmer, windows were closed,
and/or infants were sleeping in the prone or side position).
- The decrease in SIDS risk associated with fan use was larger in
infants who shared a bed with someone other than their parents compared
with infants who shared a bed with their parents only.
- Fan use in infants who did not use a pacifier was associated with
an 88% reduction in SIDS risk, whereas fan use was no longer associated
with a reduction in SIDS risk in infants who used a pacifier at last
sleep.
The authors conclude that "although improving the methods used to
convey the importance of the supine sleep position remains paramount,
use of a fan in the room of a sleeping infant may be an easily
available means of further reducing SIDS risk that can be readily
accepted by care providers from a variety of social and cultural
backgrounds."
Coleman-Phox K, Odouli R, De-Kun L. 2008. Use of a fan during sleep and
the risk of sudden infant death syndrome. Archives of Pediatrics and
Adolescent Medicine162(10):963-968. Abstract available at http://archpedi.ama-assn.org/cgi/content/short/162/10/963.
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MCH Alert © 1998-2008 by National Center for Education in Maternal
and
Child Health and Georgetown University. MCH Alert: Focus on Infant
Mortality is produced by
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