
Maternal and Child Health Library
This and past issues of the MCH Alert are available at http://www.mchlibrary.info/alert/archives.html.
Special Notice: The 80th annual observance of Child Health Day (October
6, 2008) focuses on the fundamental necessity of a year-round program
of healthy eating and physical activity to secure a healthier future
for children. The observance Web site contains information about the
history of Child Health Day, a sample proclamation, a promotion guide,
resources for parents and children, and statistics and studies. Content
from the U.S. Surgeon General's Childhood Overweight and Obesity
Prevention Initiative includes checklists for parents and other
caregivers, schools and teachers, and communities to help children stay
active, encourage healthy eating habits, and promote healthy choices.
More information is available at http://mchb.hrsa.gov/childhealthday.
Additional resources, including an archive of Child Health Day
materials, are available from the MCH Library at http://www.mchlibrary.info/childhealthday.html.
October 3, 2008
1. MCH Library Releases New Edition of Domestic Violence
Knowledge Path
2. Workshop Elicits Input From Community- and
Policy-Based Programs on Obesity Prevention in Children
3. Study Examines State Variations in Breastfeeding Rates
4. Article Analyzes Associations Related to Childhood and
Adolescent Obesity
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1. MCH LIBRARY RELEASES NEW EDITION OF DOMESTIC VIOLENCE KNOWLEDGE
PATH
Domestic Violence: Knowledge Path is an electronic guide to recent
resources about identifying and responding to domestic violence within
the home and the community. The knowledge path, produced by the MCH
Library, contains information on Web sites, publications, databases,
and newsletters and online discussion lists. Separate sections identify
resources for families and resources about children exposed to domestic
violence; dating violence among adolescents; and violence between gay,
lesbian, bisexual, and transgender partners. The knowledge path is
available at http://www.mchlibrary.info/KnowledgePaths/kp_domviolence.html.
MCH Library knowledge paths on other maternal and child health topics
are available at http://www.mchlibrary.info/KnowledgePaths/index.html.
The MCH Library welcomes feedback on the usefulness and value of these
knowledge paths. A feedback form is available at http://www.mchlibrary.info/KnowledgePaths/feedback.html.
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2. WORKSHOP ELICITS INPUT FROM COMMUNITY- AND POLICY-BASED PROGRAMS ON
OBESITY PREVENTION IN CHILDREN
Community Perspectives on Obesity Prevention in Children: Summary of a
Workshop summarizes discussions that took place at a workshop held in
June 2008 to inform the Institute of Medicine's current work on obesity
prevention in children through input from individuals who are actively
engaged in community- and policy-based obesity-prevention programs. The
report, published by the National Academies Press, highlights the
perspectives of program evaluators and site leaders on the challenges
involved in evaluating complex policy and programmatic interventions
aimed at preventing childhood obesity and on approaches to program
implementation and evaluation that have shown promise. Topics include
(1) evaluators' perspectives on how to measure the progress of
community-based obesity-prevention programs and what gaps exist in
their capability to apply such measures, (2) how site leaders make
decisions about which initiatives to pursue, and (3) how site leaders
perceive the usefulness of evaluation. The report is available at http://www.nap.edu/catalog.php?record_id=12479.
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3. STUDY EXAMINES STATE VARIATIONS IN BREASTFEEDING RATES
"We found evidence of wide geographic variation in breastfeeding
initiation and duration rates in the United States," state the authors
of an article published in the October 2008 issue of the American
Journal of Public Health. The article examines variations in
breastfeeding initiation and duration across the 50 states and the
District of Columbia (DC) and the extent to which selected
sociodemographic and behavioral factors account for such variations.
The authors also examine the legislation on breastfeeding in each state
and DC and its possible influence on breastfeeding practices.
Data were drawn from the National Survey of Children's Health, a
nationally representative cross-sectional study of children from birth
to age 18, conducted from January 2003 through July 2004. The current
analysis, limited to children ages 6-71 months (N=33,121), assessed two
outcome measures: (1) whether the child was ever breastfed and (2)
whether the child was breastfed for at least 6 months. The primary
independent variable was state of residence, and the covariates were
family's poverty level, child's race and ethnicity, child's gender,
family structure, primary language spoken in the home, nativity status,
smoker in the household, maternal self-rated general health status and
mental health status, and maternal exercise behaviors. States were
divided into the following four categories: (1) there was no
legislation supporting breastfeeding in 2003; (2) the first legislation
supporting breastfeeding passed during the lifespan of this group of
children (1999-2003); (3) a single piece of legislation passed before
1999, almost always citing public breastfeeding as being exempt from
indecency laws; and (4) multiple aspects of breastfeeding supported
through legislation before 1999, such as exemption from public
indecency laws, exemption from jury duty, provision of information
about breastfeeding after birth, the right to breaks at work to
breastfeed or express breast milk, and consideration in custody cases.
The researchers first analyzed estimates for breastfeeding initiation
and being breastfed for at least 6 months by state, before and after
adjusting for the demographic and maternal behavioral characteristics.
They also examined factors associated with not breastfeeding and the
association between legislation and estimates of breastfeeding.
The authors found that
- There was wide variation among the states, in terms of both ever
breastfeeding and breastfeeding for at least 6 months. Generally,
states in the West and Northwest had higher breastfeeding initiation
estimates than did states in other parts of the country.
- Adjustment for all the covariates reduced the disparities in
breastfeeding initiation between the lowest and highest state estimates
by about 25-30%.
- The adjusted odds of not being breastfed were 2.5 to 5.15 times
greater for children in most southern states than for children in the
reference state of Oregon.
- Multilevel analysis, including all the covariates except state of
residence, indicated that children who lived in states without
breastfeeding-promotion legislation had 63% higher odds of not being
breastfed after birth and 45% higher odds of not being breastfed for at
least 6 months.
"Ensuring that each state has programs in place to protect and support
breastfeeding is one way that disparities in breastfeeding might be
reduced, helping us move toward attainment of the Healthy People 2010
breastfeeding goals," conclude the authors.
Kogan MD, Singh GK, Dee DL, et al. 2008. Multivariate analysis of state
variation in breastfeeding rates in the United States. American Journal
of Public Health 98(10):1872-1880. Abstract available at http://www.ajph.org/cgi/content/abstract/98/10/1872.
Readers: More information is available from the following MCH Library
resource:
- Breastfeeding: Resource Brief at
http://www.mchlibrary.info/guides/breastfeeding.html
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4. ARTICLE
ANALYZES ASSOCIATIONS RELATED TO CHILDHOOD AND ADOLESCENT OBESITY
"The factors shown to be independently associated with significantly
higher risks of childhood and adolescent obesity included black and
Hispanic ethnicity, non-metropolitan residence, lower household
education and higher poverty levels, low neighborhood social capital,
and increased levels of television viewing and physical inactivity,"
state the authors of an article published in the September 2008 issue
of Annals of Epidemiology. Childhood obesity has been identified as one
of the major public health problems in the United States and many
industrialized countries of the world. The prevalence of U.S. childhood
obesity has more than tripled in the past three decades. The main
purpose of the study described in the article was to estimate obesity
prevalence among children and adolescents by race and ethnicity,
socioeconomic status, place of residence, perceived neighborhood safety
and social capital, physical inactivity, television viewing, and
recreational computer use.
Data for the study came from the National Survey of Children's Health,
a telephone survey conducted between January 2003 and July 2004, with a
sample size of 102,353 children and adolescents from birth through age
17. The present analysis was carried out for 46,707 children and
adolescents ages 10-17.
The authors found that
- Significant differences in obesity prevalence were observed
across all covariates except recreational computer use. About 15% of
children and adolescents were reported to be obese, with the prevalence
being significantly higher for boys than for girls (18.1% vs. 11.5%).
- Prevalence was highest among American Indian/Alaska native
children and adolescents (26%), followed by non-Hispanic blacks (23%),
Hispanics and Native Hawaiians/ Pacific Islanders (19%), Asians (16%),
and non-Hispanic whites (12%).
- Prevalence tended to be significantly higher among children and
adolescents from single-parent and non-English-speaking households as
well as among those from non-metropolitan areas and from
socioeconomically disadvantaged backgrounds.
- Prevalence increased significantly in relation to decreased
levels of neighborhood social capital; decreased perceived neighborhood
and school safety, physical activity (PA), and sports participation;
and increased television viewing.
- In adjusted analyses, Hispanic and black children and adolescents
were 1.8 and 2.3 times more likely, respectively, to be obese, compared
with their non-Hispanic white counterparts. The odds of obesity were
2.2 times greater for children and adolescents with parents without
high school diplomas compared to those with college-educated parents.
Compared to children and adolescents with family incomes exceeding 400%
of the poverty threshold, those with incomes below the poverty
threshold had 2.8 times higher odds of being obese.
- There was a significantly stronger association between household
education, income, social capital, perceived neighborhood safety,
television viewing, and sports participation and obesity in females
compared with males.
- Compared with affluent non-Hispanic white children and
adolescents, the covariate-adjusted odds of obesity were 2.7, 1.9, and
3.2 times larger for poor Hispanic, white, and black children,
respectively.
The authors conclude that "obesity prevention efforts through the
promotion of PA, along with reduced inequalities in socioeconomic
conditions, would have the potential to bring about considerable
decline in the magnitude of existing disparities in U.S. childhood
obesity."
Singh GK, Kogan MD, Van Dyck P, et al. 2008. Racial/ethnic,
socioeconomic, and behavioral determinants of childhood and adolescent
obesity in the United States: Analyzing independent and joint
associations. Annals of Epidemiology 16(9):682-695. Abstract available
at http://www.annalsofepidemiology.org/article/S1047-2797(08)00112-9/abstract.
Readers: More information is available from the following MCH Library
resources:
- Overweight and Obesity in Children and Adolescents
http://www.mchlibrary.info/KnowledgePaths/kp_overweight.html
- Physical Activity and Children and Adolescents: Knowledge Path at
http://www.mchlibrary.info/KnowledgePaths/kp_phys_activity.html
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MCH Alert © 1998-2008 by National Center for Education in Maternal
and
Child Health and Georgetown University. MCH Alert is produced by
Maternal and Child Health Library at the National Center for Education
in Maternal and Child Health under its cooperative agreement
(U02MC00001) with the Maternal and Child Health Bureau, Health
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MANAGING EDITOR: Jolene Bertness
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COPYEDITOR/WRITER: Ruth Barzel
LIST ADMINISTRATOR: Beth DeFrancis Sun
MCH Alert
Maternal and Child Health Library
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