BREASTFEEDING-BRIEF N° 27-28


 Breastfeeding, how...

 

Dewey KG, Cohen RJ, Rivera LL, Brown KH.
Effects of age of introduction of complementary foods on iron status of breast-fed infants in Honduras, American Journal of Clinical Nutrition, 67(5): 878-84, 1998.

To evaluate the effect of the introduction of complementary foods before six months of age, this study randomly assigned 164 four-month-old infants to one of two groups. One group continued with breast milk exclusively until six months of age, while the other introduced complementary foods (fortified with iron) in addition to breast milk. The analysis showed that a higher risk of anemia and iron deficiency was associated with birth weights lower than 2500g, while no infant with a birth weight over 3000g experienced an iron deficiency before the sixth month. It was concluded that the risk of iron deficiency is lowest in infants with birth weights over 3000g who are exclusively breastfed for the first six months of life.

Brandt KA, Andrews CM, Kvale J. Mother-Infant interaction and breastfeeding outcome 6 weeks after birth. Journal of Obstetric and Gynecological Neonatal Nursing, 27(2): 169-74, 1998.

This study explored the relationships between early post partum mother-infant interaction and breastfeeding six weeks post partum. 42 Latin women were studied. All were recruited in the third trimester of pregnancy, were 18 years or older and primiparas. They all wanted to breastfeed for eight weeks or more, had planned to give birth in a hospital, carried their infants to term, had vaginal, complication-free births and left the hospital with their children. The mother-infant pairs were studied between 28 and 90 hours post partum (in their homes) according to the Barnard's Test (Barnard's Nursing Child Assessment Feeding Scale- NCAFS.) At six weeks post partum, a phone conversation confirmed the breast-feeding situation. The results showed that the pairs who continued nursing at six weeks post partum had achieved significantly higher point totals on the Barnard's Test immediately post partum. In the same way lower values on this test were predictors of early weaning and difficulties with mother-infant interactions.

Dewey KG. Cross-cultural patterns of growth and nutritional status of breast-fed infants, American Journal of Clinical Nutrition, 67(1): 10-7, 1998.

This study evaluated growth patterns and iron levels in breastfed infants during their first year of life. Four populations were analyzed: 1) a group of infants of high socioeconomic status in California (DARLING Study), 2) infants with normal birth weight from low-income families in Honduras, 3) full-term, low birth weight infants from Honduras, and 4) infants from Ghana. It was found that when breastfeeding was continued during the first full year of life and efforts were made to secure adequate complementary foods after the sixth month of age, the incidence of weight deficits could most probably be attributed to prenatal factors and maternal nutritional state. Differences in iron among the populations studied reflected variations in birth weight as well as the use of fortified foods.

Concha G, Vogler G, Nermell B, Vather M. Low-level arsenic excretion in breast milk of native Andean women exposed to high levels of arsenic in the drinking water, International Archives of Occupational and Environmental Health, 71(1): 42-6, 1998.

The objectives of this study were to analyze the arsenic concentration present in the breast milk of native Andean women living in the Northeast zone of Argentina, where high levels of arsenic are present in the drinking water (around 200µg/l) and to evaluate the early exposure of their infants to this arsenic. The study included 10 breastfeeding mothers and two breastfeeding infants. The arsenic concentrations in samples of drinking water, breast milk, blood and urine were measured. The arsenic concentration detected in maternal blood (total arsenic) and urine (metabolites of inorganic arsenic) were high, averaging 10 and 320µg/l respectively.
Considering the high levels of arsenic present in maternal blood, the levels found in breast milk samples were low (17 µg|l}, as were levels of metabolites found in urine of the two infants (47 µg/l). The lower arsenic concentration detected in the mothers' milk and in the urine of nursing infants whose mothers had high levels in their blood indicated that inorganic arsenic is not excreted in breast milk in significant quantities. It is therefore recommended to nurse for long periods in these areas.

Prentice A. Calcium requirements of breast-feeding mothers, Nutrition Review, 56(4 Pt 1): 124-7, 1998.

In a randomized, placebo-controled study the benefits of calcium supplementation during six months of exclusive breast-feeding and the weaning period was studied in breastfeeding mothers with a daily intake of fewer than 800mg of calcium, as compared to a group of new mothers who were not breastfeeding. Supplementation of 1000mg/day of calcium did not have an impact of the calcium concentration of breast milk nor did it change maternal bone mineralization. This study confirmed the findings of three previous studies which found that extra calcium intake by mothers is not necessary during breastfeeding.

Thorley V. Inverted nipple with fatty plaques on areola and nipple, Breastfeed Review, 5(2): 43-4, 1997.

A patient was found to have inverted nipples in a prenatal consultation. The right areola and nipple were covered with fatty plaques that made it difficult to observe the diameter of the nipple. Both nipples were successfully everted in the first consultation using an inverted hypodermic syringe. The extreme of the syringe was cut with a needle after the piston had been totally introduced, so as to produce a suction in place of an ejection. The mother continued the treatment and exhibited good nipple protrusion in her postnatal follow up.

O'Rourke K, Howard Grabman L, Seoane G. Impact of community organization of women on perinatal outcomes in rural Bolivia, Rev Panam Salud Publica, 3(1): 9-14, 1998.

The goal of this community intervention was to improve post partum maternal health in a rural zone of Bolivia with remote possibilities for medical attention. It was based on the creation and sustaining of women's groups and on providing tools for the identification and prioritizing problems in ensuring safe births. The impact was evaluated, considering the perinatal mortality and obstetric behavior of 409 women before and after the intervention. Perinatal mortality fell from 117 to 43.8 births; the proportion of mothers who initiated breastfeeding during the first day of their child's life was also significantly higher. This study demonstrated that community organization can provide adequate maternal health care in remote areas.

Young KT, Davis K, Schoen C, Parker S. Listening to parents: A national survey of parents with young children. Archives of Pediatric and Adolescent Medicine, 152(3): 255-62, 1998.

This study documented the experiences of 2017 pairs of parents with children between birth and three years of age. It focused on the children's upbringing and pediatric care. Among other aspects, breastfeeding and adequate interpretation of the child's needs were much more probable if a doctor stimulated the parents to do so. It was concluded that pediatric interventions could have a positive effect on parental behavior and that it is necessary to consider creative forms for re-planning the function of health services.

Righard L. Are breastfeeding problems related to incorrect breastfeeding technique and the use of pacifiers and bottles? Birth, 25(1): 40-4, 1998.

Because the common tales of painful nipples and insufficient milk of the 1960s and 70s interfered with prolonged breastfeeding, the author investigated the relationship among breastfeeding problems, maternal behavior, and pacifier use. 25 healthy mother-infant pairs with breastfeeding problems were observed between August, 1987 and July, 1989 in Malmo General Hospital, Sweden. The infants ranged in age from 1 to 17 weeks. 40 problem-free, mother-infant pairs served as a control group. In many cases, the problems were related to incorrect techniques with the differences in technique between the two groups statistically significant (p>0.0001.) Few infants continued breastfeeding after introduction of the bottle. Pacifier use was more common in infants with breastfeedidng problems and in some cases was associated with a defective suckling. The author concluded that these problems can be prevented with the adoption of hospital routines that do not interfere with the initiation of breastfeeding and that discourage extensive pacifier use.

van Unnik GA, van Roosmalen J. Lactation-induced amenorrhea as birth control method. Ned Tijdschr Geneeskd, 142(2): 60-2, 1998.

A recent World Health Organization document reviewed the clinical evidence and epidemiology for the medical choice of a good contraceptive method. The lactation-induced amenorrhea (LAM) method has been demonstrated to be safe and effective. Worldwide, this method is the most important form of fertility regulation for the first six months post partum. When a few important conditions are met (frequency of nursing, no supplementary foods, use of the method before the return of menstruation) it can be used as a reliable method during the first post partum year.

Zhou G, Ru WP, Zhang J. Current situation and analysis on the infection of Salmonella typhimurium in Henan province, Chung Hua Liu Hsing Ping Hsueh Tsa Chih, 17(5): 268-71, 1996.

This report discussed the situation of hospital infections of Salmonella typhimurium and the characteristics of food contamination in the province of Henan in recent years. One of the measures planned to control the hospital infection is the establishment of the "Baby Friendly Hospital Initiative" which encourages the establishment and continuation of breastfeeding.

Roger IS, Emmett PM, Golding J. The incidence and duration of breastfeeding, Early Human Development, 49 Suppl: S45-74, 1997.

Information obtained from different sources in various countries showed distinct trends for initiation and duration of breastfeeding. In populations in developing countries mothers living in rural areas were generally more inclined to breastfeed than those living in urban areas. Women with higher levels of education and higher social status tended to breastfeed less. In contrast, in industrialized countries mothers with higher educational levels and higher social status were more likely to breastfeed. Evidence exists that the delay in the initiation of breastfeeding, a lack of professional support, contradictory advice from professionals, and the presence of free samples of formula (with or without a request from the mother) can make failures more common. While breastfeeding is almost universal in some developing nations the early use of complementary foods is quite common. In some countries, particularly in Asia, it is common for infants not to receive maternal colostrum, with the initiation of breastfeeding delayed until after 24 hours of life.

Ineichen B, Pierce M, Lawrenson R J. Teenage mothers as breastfeeders: attitudes and behavior, Adolescence, 20(5): 505-9, 1997.

Repeated studies demonstrate that adolescent mothers are less inclined to breastfeed their babies. This study contacted a group of 55 young mothers and future mothers. Only around half of them had talked with their doctors about breastfeeding. This tended to occur with older mothers. Their partners or their own adolescent mothers frequently influenced their decision, often in a hostile manner. A stronger effort is needed to promote breastfeeding among adolescent future mothers.
Dye TD, Wojtowycz MA, Aubry RH, Quade J, Kilburn H. Unintended pregnancy and breast-feeding behavior, American Journal of Public Health, 87(10): 1709-11, 1997.

This study analyzed the effects of unwanted pregnancy on breast-feeding practices. 33,735 women who became mothers between January 1, 1995 and July 31, 1996 in the central region of New York were asked about their intentions to become pregnant and their plans for breastfeeding. Those women who were not trying to or did not want to become pregnant were significantly less inclined to breastfeed than those who had planned their pregnancies. It was concluded that it is very important to promote breastfeeding among women with unwanted pregnancies to improve their health status and increase the possibility that they will breastfeed their children.

Scott J, Binns CW, Aroni RA. The influence of reported paternal attitudes on the decision to breastfed, Journal of Paediatrics and Child Health, 33(4): 305-7, 1997.

The object of this study was to identify factors that influence mothers' decisions to breastfeed. Before the end of their maternity leave period 556 mothers participated via an auto-administered questionnaire. 83.8% of the women was breastfeeding at the time. The paternal preference for breastfeeding was the principal factor influencing the mothers to breastfeed (OR=10.18). The authors advise including both parents in the discussion about infant feeding.

Hatloy AO, Oshaug A. Human milk: an invisible food resource, Journal of Human Lactation 13(4): 299-305, 1997.

Breast-milk is an invaluable food resource in sub-Sahara Africa. In this analysis, the value of one liter of breast milk was put at US $1. The incorporation of the total breast milk value into the Gross National Product (GMP) of each country could increase the GMP more than 5% for Mali and close to 2% for Senegal, for example. The incorporation of breast milk value into the GMP is proposed to highlight its nutritional and economic importance.

Hughes R. Promoting breastfeeding in rural communities: breast is best and bottle is a last resort, Australian Journal of Rural Health, 4(4): 242-7 1996.

"Breast is best and the bottle is a good second option" was a common axiom in Australia until recently. A better, more accurate recommendation is that breast milk is a superior nourishment for the first six months of life and that artificially fed infants run a greater risk of infection. This idea was difficult to promote because it was believed that, according to the axiom, the bottle was the second best option. To revise the breast-feeding promotional campaign, professionals in rural Australia adopted a better axiom: "Breast is best and the bottle is the last resort".

Davies Adetugbo AA, Adetugbo K. Effect of early complementary feeding on nutritional status in term infants in rural Nigeria, Nut Health 12(1): 25-31 1997.

In developing countries breastfeeding is common, but complementary foods are frequently introduced very early. This study sought to determine the effect of early complementary feeding on the nutritional status of 82 infants from three to four months of age, 42 of whom had complementary foods introduced before two months of age. The results showed that weight-for-age was significantly lower in the group with early introduction of complementary foods (p=0.004). Low weight was also more significantly associated with this group (p=0.0292). There was a 14.3% greater incidence of severe low weight among the infants with early introduction of complementary foods as opposed to those who had been exclusively breastfed (p=0.0259). The authors recommend the promotion of exclusive breastfeeding and adequate weaning habits as well as monitoring growth in these rural communities.


Prepared by International Baby Food Action Network-IBFAN

editors Fernando Vallone
Nancy-Jo Peck

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