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Biomedical subjects

M C Latham

Publications and source records attributed to M C Latham.

At least 73 records · Page 4Linked to original sources

Nutritional anemias in the English-speaking Caribbean: a review of the literature.

A review of the published literature on nutritional anemias in the English-speaking Caribbean was carried out. Published articles on the subject are few in number and are concentrated in the larger islands such as Jamaica and Trinidad. Nutritional anemias are most prevalent among women of childbearing age. Iron and folate deficiencies and, to a much lesser extent, protein deficiency resulting from insufficient dietary intakes of these nutrients are the major nutritional factors contributing to this anemia.

Adolescent↗

The influence of infant food advertising on infant feeding practices in St. Vincent.

A survey designed to examine the extent to which infant food advertising could be shown measurably to influence infant feeding practices was carried out in St. Vincent in the eastern Caribbean. A questionnaire was administered to mothers of about 200 children one to two years old, nearly a complete sample in each of two towns. Infant food advertising was found to be uncommon. The typical infant feeding pattern, largely a combination of both breast feeding and bottle feeding, had existed for decades. Despite the fact that this was not a very appropriate setting for such a study and that there were a number of methodological constraints, the results of two multiple regression analyses suggested that the more a mother was influenced by infant food advertising, the sooner she began to bottle feed and the sooner she stopped breastfeeding. The cessation of all promotion of commercial infant foods, to the public as well as to health professionals, is called for.

Advertising↗

Taenia saginata (Cestoda) in western Kenya: the reliability of faecal examinations in diagnosis.

The prevalence of Taenia saginata (Cestoda) among 146 predominantly Pokot tribesmen in western Kenya was studied in an attempt to assess the reliability of detecting infections by faecal examinations. firstly, a single faecal sample was microscopically examined after being processed by a standard ether sedimentation technique. Secondly, all subjects were treated with niclosamide and a purgative and the tapeworms were recovered. In this way the efficiency of diagnosing infections by faecal examinations was estimated. T. saginata eggs were found in the faeces of 68% of the men who were eventually found to be infected. Information was collected by interview from all subjects about whether they were or ever had been infected with tapeworms and about the form of treatment previously sought or taken. Eleven out of 25 men were apparently unaware of their tapeworm infections while no evidence of infection was found among 10 of the 24 reportedly infected men. A change in the pattern of treatment for tapeworms was reported which may have resulted in a recent decline in the prevalence of infection.

Adult↗

Relationships between Ascaris infection and growth of malnourished preschool children in Kenya.

A longitudinal study in Ascaris-infected and noninfected children was conducted in two Kenyan villages. Anthropometric, clinical, and stool exams were performed three times at 14-week intervals. All children received an anthelmintic drug (levamisole) at the second examination. In the 14 weeks before deworming, children with Ascaris (n = 61) did not differ from controls (n = 125) in percentage expected weight gain. In the 14 weeks after deworming, previously infected children showed higher percentage expected weight gain than controls. Before deworming, there was a statistically significant (P less than 0.0005) decrease in triceps skinfold thickness in Ascaris-infected children versus controls. After deworming, skinfold increased significantly (P less than 0.0005) in previously infected children versus controls. Multiple regression analysis showed that Ascaris infection was by far the most important variable of those studied explaining decrease in skinfold thickness before and increase after deworming. It appears that even light Ascaris infections might adversely influence nutritional status, and deworming might enhance growth.

Anthropometry↗

Lactose malabsorption among Masai children of East Africa.

There is much disagreement about milk and its use in feeding programs both in the United States and internationally. A few authors suggest that milk consumption should not be encouraged in lactose intolerant populations due to adverse symptoms. Others suggest, however, that small or modest quantities of milk can be tolerated and can be nutritionally useful to such groups. Data are presented in this paper that show that 1) the Masai regularly drink considerable quantities of milk without apparent symptoms, 2) milk is an important constituent of the Masai diet, and 3) 62% of 21 Masai examined were malabsorbers of lactose as measured by the lactose tolerance test. This finding of lactose malabsorption in a nomadic cattle raising and milk drinking people is interesting and is contrary to the views often expressed by anthropologists and others. An ability to drink nutritionally useful quantities of milk does not, however, necessarily mean that milk production or imports should be encouraged in the Lesser Developed Countries.

Adolescent↗

An evaluation of strategies to control vitamin A deficiency in the Philippines.

Xerophthalmia has been found to be an important cause of blindness in the Philippines. An earlier study had investigated its prevalence and epidemiology on the island of Cebu. The research now presented consists of an evaluation of the relative effectiveness of three different intervention strategies to control vitamin A deficiency in Cebu. These interventions were 1) a public health and horticulture intervention, 2) the provision of 200,000 IU of vitamin A to children every 6 months (the "capsule intervention"), and 3) the fortification of monosodium glutamate with vitamin A. A total of 12 areas or barangays were included. Each intervention was monitored in four different barangays, two urban and two rural, for almost 2 years. Similar examinations were performed before and after the interventions. The monosodium glutamate fortification was the only intervention that resulted both in a significant reduction in clinical signs of xerophthalmia and in a significant rise in serum vitamin A levels. Fortification is now being planned in three Philippine provinces.

Adolescent↗

Planning, implementation, and evaluation of a fortification program. Control of vitamin A deficiency in the Philippines.

In a three-year pilot project in the Philippines, the magnitude of vitamin A deficiency and its clinical manifestation (xerophthalmia) was determined, and three alternate programs for eliminating and preventing it in various ecologic zones were designed and implemented concurrently in separate areas in each ecologic zone. Results were evaluated, and costs and benefits of each program were determined. The results of the fortification program are reported. Monosodium glutamate (MSG) was selected as the ideal carrier was fortified at a level which provided 15,000 I.U. retinol palmitate to the average family each day. Significant increases in serum A, especially for children with more deficient vitamin A status, resulted. The program's economic benefits significantly outweighted the costs, and the MSG fortification program has been expanded to several additional pilot provinces in the Philippines.

Adolescent↗