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May 4, 2001Volume 29, Number 29



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Confidence a factor in how long women
breastfeed their infants, study shows

Most women in underserved populations do not continue breastfeeding after four months because they lack the confidence they will do so and think their infants prefer formula, a study by Yale researchers shows.

Of the 64 women who participated in the study, 27% had stopped breastfeeding their infants after one week; 37% after two weeks; 70% after two months, and 89% by four months.

All of the mothers were eligible for the Women, Infants and Children (WIC) nutrition program, and most had already enrolled. WIC provides special supplemental foods, nutritional counseling, and breastfeeding support and education to low-income women and their children, up to five years old.

The American Academy of Pediatrics recommends breastfeeding through the first year of life.

Dr. John Leventhal, professor of pediatrics at the Yale School of Medicine, is senior author of the study, published in a recent issue of the journal Pediatrics. The principal investigator on the study was Dr. Ilgi Ertem, who at the time was a developmental-behavioral fellow at Yale working with Leventhal.

Leventhal says the women who stopped breastfeeding did not do so because they lacked knowledge about breastfeeding or because they experienced difficulty doing so.

"When asked about their confidence that they would continue breastfeeding until the infant was two months of age, almost half of the women stated that the chances that they would still be breastfeeding were low," he says.

Yet most of the women also said they wanted to breastfeed for up to six months to help protect their babies against illness, to provide them with the best natural food and nutrition, and for the psychological benefits to the children.

Based on these results, Leventhal says, mothers should be encouraged to talk about their doubts and the reasons for the discrepancy between what they want for their children's nutrition and what they believe they will actually do.

The majority of the mothers also said the babies preferred breast milk, but nearly 40% said the infants enjoyed formula milk more.

The issue of whether the infants prefer formula more than breast milk was unrelated to the mother's confidence about continuing to breastfeed. "It may be that a newborn's early behavior at the breast may shape a mother's perception of whether her baby enjoys breastfeeding," Leventhal says. "The infant's cues and what the infant wants need to be discussed to dispel the myth that infants like formula better."

He says the results of the study demonstrate that interventions aimed at prolonging the duration of breastfeeding will need to shift focus from increasing knowledge and managing problems of lactation to enhancing the mother's confidence regarding breastfeeding, while also addressing beliefs regarding an infant's preferences.

The other researcher was Nancy Votto, clinical researcher in internal medicine and endocrinology.

-- By Jacqueline Weaver


T H I SW E E K ' SS T O R I E S

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Faculty hires boost F&ES strength in tropical ecology

Freshman receives EPA Youth Award


STERLING PROFESSORSHIPS

Wilbur Cross Medalists to include ex-president of Mexico

Deer tick found to carry yet another infectious organism

Exhibit features works by 18th-century masters

Retiring nurse and mentor to be honored for her contributions

New OCR staff to help commercialize Yale inventions

Bush's Yale talk to be broadcast on television

Fellowship Place to hold anniversary gala at the Yale Art Gallery

Confidence a factor in how long women breastfeed their infants, study shows

Yale Rep symposium to explore the work of 'Big Night' playwright

Fourteen scientists win NARSAD grants for psychiatric research

Talks will focus on women's health in developing nations

Feted philosopher will reveal his comedic side at 'Cohenfest'

Yale to receive award from community congregations

Renowned sculptor is featured in DMCA talk about his design . . .

Campus Notes



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