BREASTFEEDING-BRIEFS N° 37


 Breastfeeding, how...

Preterm infants

Espy KA, Senn TE. Incidence and correlates of breast milk feeding in hospitalized preterm infants. Soc Sci Med 2003;57:1421-8

In this study, the clinical charts of 151 pre-term infants (34 weeks gestational age or less) admitted in a neonatal intensive care unit of a regional hospital in the USA were reviewed. About 51% of the infants were fed formula exclusively. On average, the remaining infants received at least one breastmilk feeding per day for 44% of their hospital stay. Higher maternal age and an Apgar score higher than 6 at 5 minutes were the two factors associated with a higher probability of breastmilk feeding.

Community-based promotion

Bhandari N, Bahl R, Mazumdar S, Martines J, Black RE, Bhan MK; Infant Feeding Study Group. Effect of commun-ity-based promotion of exclusive breastfeeding on diarrhoeal illness and growth: a cluster randomised controlled trial. Lancet 2003;361:1418-23

This study assessed the feasibility, effectiveness, and safety of an educational intervention to promote exclusive breastfeeding for 6 months in India. Eight pair-matched communities were randomised; one of each pair received the intervention and the other received none. In the intervention communities, health and nutrition workers were trained to counsel mothers for exclusive breastfeeding at multiple opportunities. After training, 1,115 infants were enrolled, 552 in the intervention and 473 in the control communities. At 3 months, exclusive breastfeeding reached 79% in the intervention and 48% in the control communities. The 7-day diarrhoea prevalence was lower in the intervention communities at 3 months (about 30% less) and 6 months (about 15% less). The mean weights and lengths and the proportion of malnourished infants did not differ between groups. Promotion of exclusive breastfeeding till 6 months through existing primary health care services is feasible, reduces the risk of diarrhoea, and does not lead to growth faltering.

Graffy J, Taylor J, Williams A, Eldridge S. Randomised controlled trial of support from volunteer counsellors for mothers considering breastfeeding. BMJ 2004; 328:26-31

Is providing support on breastfeeding enough to help mothers to breastfeed? This randomised controlled trial was carried out in 32 general practices in London and south Essex to investigate whether offering volunteer support from counsellors would result in more women breastfeeding. The intervention did not significantly increase the prevalence of any breastfeeding to 6 weeks: 65% (218/336) in the intervention group and 63% (213/336) in the control group. Neither duration of breastfeeding nor time of introduction of formula feeds differed significantly. However, only 20% of women in the intervention group had at least one postnatal visit, 43% had postnatal telephone contacts and 38% had no postnatal contact at all. About 73% of women who contacted (visit and phone) counsellors postnatally rated them as very helpful and said that the most helpful advice came from counsellors rather than from other sources. Person-to-person contact is the best way to maximize breastfeeding support.

In-hospital education of mothers

Labarere J, Bellin V, Fourny M, Gagnaire JC, Francois P,Pons JC. Assessment of a structured in-hospital educational intervention addressing breastfeeding: a prospective randomised open trial. BJOG 2003;110:847-52

Is just one session on breastfeeding education enough? To determine whether a single one-to-one in-hospital education session could increase the rate of breastfeeding at 17 weeks, a randomised trial was conducted in a maternity hospital in France. 106 mother-infant pairs were allocated to the intervention group (a structured, one-to-one in-hospital education session) and 104 to the control group (usual verbal encouragement). The rate of any breastfeeding (34.4% vs. 40.2% in the control group) and of exclusive breastfeeding (14.0% vs. 14.4%) at 17 weeks was not significantly different. Guidance provided by maternity staff should be reinforced by a long-term, multifaceted support programme in countries with a low to intermediate rate of breastfeeding.

Human milk banks

Azema E, Callahan S. Breast milk donors in France: a portrait of the typical donor and the utility of human milk banking in the French breastfeeding context. J Hum Lact 2003;19:199-202

One important constraint to the establishment of human milk banks is the availability of donors. While the characteristics of blood donors are well known, those of lactating women who decide to donate their milk are largely unknown. Seventeen milk banks in France were contacted and eight accepted to participate in a study examining donor characteristics. The results showed that among 103 donors, the majority were women with strong support at home; more than a half worked outside of the home particularly in health and social services. Only 11.7% reported practical problems in donating their milk. The main reasons for giving their milk were altruism and an optimistic attitude; close to 60% indicated having "too much milk". This study can give leads for the recruitment of potential donors of breastmilk.

Working mothers

Galtry J. The impact on breastfeeding of labour market policy and practice in Ireland, Sweden, and the USA. Soc Sci Med 2003;57:167-77

International recommendations advise exclusive breastfeeding for 6 months. There would be considerable potential for labour policy and practice, particularly maternity/parental leave provisions, to positively influence breastfeeding practice. Taking the case studies of Ireland, Sweden, and the United States, this paper concludes that both socio-cultural support and labour market/health/early childhood policy are important if high rates of both breastfeeding and women's employment are to be achieved in industrialised countries.

Less pain

Carbajal R, Veerapen S, Couderc S, Jugie M, Ville Y. Analgesic effect of breast feeding in term neonates: randomised controlled trial. BMJ 2003;326:13

Is breastfeeding effective for pain relief during venous puncture in neonates? A study was carried out to compare the effect of breastfeeding with that of oral glucose combined with a pacifier, in 180 randomised, term newborns, 45 in each group. During venous puncture, infants were either breastfed (group 1), held in their mother's arms without breastfeeding (group 2), given a placebo (group 3), or given glucose and a pacifier (group 4). Video recordings of the procedure were assessed by two observers blinded to the purpose of the study. Median pain scores for breastfeeding, held in mother's arms, placebo, and 30% glucose plus pacifier groups were 1, 10, 10, and 3 with one pain scale, and 4.5, 13, 12, and 4 with another pain scale, with a significant difference among groups. Breastfeeding effectively reduces response to pain during minor invasive procedures in term neonates.

Mother-to-child transmission of HIV

Jackson JB, Musoke P, Fleming T, Guay LA, Bagenda D, Allen M, Nakabiito C, Sherman J, Bakaki P, Owor M, Ducar C, Deseyve M, Mwatha A, Emel L, Duefield C, Mirochnick M, Fowler MG, Mofenson L, Miotti P, Gigliotti M, Bray D, Mmiro F. Intrapartum and neonatal single-dose nevirapine compared with zidovudine for prevention of mother-to-child transmission of HIV-1 in Kampala, Uganda: 18-month follow-up of the HIVNET 012 randomised trial. Lancet 2003;362:859-68

From November, 1997, to April, 1999, 313 HIV-1 infected pregnant women were randomly assigned nevirapine (200 mg at labour onset and 2mg/kg for babies within 72 hours of birth) and the other 313 HIV-infected pregnant women zidovudine (600 mg orally at labour onset and 300 mg every 3 hours until delivery, and 4 mg/kg orally twice daily for babies for 7 days); 99% of babies were breastfed (median duration 9 months). The estimated risks of HIV-1 transmission in the zidovudine and nevirapine groups were 10.3% and 8.1% at birth; 20.0% and 11.8% by age 6-8 weeks; 22.1% and 13.5% by age 14-16 weeks; and 25.8% and 15.7% by age 18 months. Nevirapine was associated with a 41% reduction in relative risk of transmission through to age 18 months. The nevirapine regimen is simple,
inexpensive, well-tolerated, and has the potential to significantly decrease HIV-1 perinatal transmission in less-developed countries.

Leroy V, Karon JM, Alioum A, Ekpini ER, van de Perre P, Greenberg AE, Msellati P, Hudgens M, Dabis F, Wiktor SZ; West Africa PMTCT Study Group. Postnatal transmission of HIV-1 after a maternal short-course zidovudine peripartum regimen in West Africa. AIDS 2003;17:1493-501

To assess the postnatal transmission risk of HIV-1 after a maternal short-course zidovudine regimen in a breastfeeding population, data were pooled from two trials conducted in Côte d’Ivoire and Burkina Faso. Consenting HIV-1 seropositive women were randomized at 36-38 weeks’ gestation to receive oral zidovudine or placebo. At age 24 months, the risks for postnatal transmission were similar in the zidovudine (9.8%, n = 254) and placebo groups (9.1%, n = 225). Postnatal transmission occurred at a similar rate between arms and therefore reduced the long-term overall efficacy of this zidovudine regimen at age 24 months.

Cochrane reviews - Early skin-to-skin contact

Anderson GC, Moore E, Hepworth J, Bergman N. Early skin-to-skin contact for mothers and their healthy newborn infants. Cochrane Database Syst Rev 2003;(2):CD003519

To assess the effects of early skin-to-skin contact on breastfeeding, behaviour, and physiology in mothers and their healthy newborn infants, 17 studies, involving 806 participants, were included in this systematic review. Early skin-to-skin contact was found to have statistically significant positive effects: more than twice the number of infants were still breastfed at 1-3 months, breastfeeding duration increased by 42 days on average, infant temperature and blood glucose were better kept in the normal range, infant crying was greatly reduced, and the scores of maternal affectionate behaviour improved. No statistically significant benefit of early skin-to-skin contact was noted for other major clinical variables: breastmilk maturation, maternal chest circumference, and infant heart rate. Early skin-to-skin contact appears to have some clinical benefit especially regarding breastfeeding outcomes and infant crying, and has no apparent short or long-term negative effects.

 

Prepared by the Geneva Infant Feeding Association (GIFA), a member of the International Baby Food Action Network (IBFAN)

Editors: Marina Ferreira Rea, Adriano Cattaneo. Bob Peck revised and edited the text.

Copies of Breastfeeding Briefs sent upon request to GIFA, Avenue de la Paix 11, 1202 Geneva, Switzerland, Fax: +41-22-798 44 43, or to UNICEF country offices.

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