Julius E. Siza

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A cross-sectional study of 6897 schoolchildren in 59 out of the 155 primary schools in Magu District on the shores of Lake Victoria, Tanzania, was undertaken in 1997 to determine the prevalence of single- and multiple-species helminth infection. Schistosoma haematobium, hookworm (primarily Necator americanus) and S. mansoni were the most common helminth(More)
OBJECTIVE To describe the nutritional status of schoolchildren from a rural area of Tanzania, with a particular emphasis on older adolescents to determine the timing of the growth spurt and differences by sex. DESIGN A cross-sectional survey using a randomly selected sample. SUBJECTS Six thousand eight hundred and one children aged 7-18 y randomly(More)
The study aimed to describe morbidity patterns due to intestinal schistosomiasis in adults living in two villages along the southern shores of Lake Victoria, Mwanza District, Tanzania. Nine hundred and fifty persons from Msozi and 497 from Sangabuye, aged between 14 and 87 years, were examined by abdominal ultrasound according to the Niamey protocol. Liver(More)
  • J E Siza
  • Tanzania journal of health research
  • 2008
According to the World Health Organization low birth weight (LBW) babies are those born with less than 2500g. A descriptive retrospective cross - sectional study using existing data from a one-year (2001) block of birth registers of 3464 pregnant women was done at Kilimanjaro Christian Medical Centre in Moshi, Tanzania. The objective was to determine(More)
OBJECTIVE To report on the haemoglobin concentrations and prevalence of anaemia in schoolchildren in eight countries in Africa and Asia. DESIGN Blood samples were collected during surveys of the health of schoolchildren as a part of programmes to develop school-based health services. SETTING Rural schools in Ghana, Indonesia, Kenya, Malawi, Mali,(More)
This study investigates the performance of school-based questionnaires of reported blood in urine as an indicator of the prevalence of Schistosoma haematobium infection in schools and the presence of infection in individuals. In most schools (87%), the prevalence of reported blood in urine underestimates the prevalence of S. haematobium infection.(More)
Schistosomiasis is one of the important neglected tropical diseases (NTDs) in Tanzania, particularly in Lake Victoria zone. This baseline survey was a part of the main study of integrated control of schistosomiasis and soil-transmitted helminths (STHs) aimed at describing morbidity patterns due to intestinal schistosomiasis among adults living on Kome(More)
Tanzania is currently implementing the antiretroviral treatment programme, and has a target of putting about 400,000 eligible HIV infected individuals on treatment by 2008. This will involve screening a large number of people, which will require non-laboratory personnel to be involved in doing HIV testing. In order to guarantee reliable and quality HIV test(More)
Iron deficiency is widespread in sub-Saharan Africa, but its predictors are not fully understood. We conducted a cross-sectional study among adults around Lake Victoria to describe iron status and asses the role of dietary and infectious predictors. Linear regression analyses were used to assess the role of infections and intake of meat, fish,(More)
The objective of this study was to carry out a community survey on schistosomiais and soil-transmitted helminth (STH) infections in order to suggest feasible and effective intervention strategies in Lake Victoria basin, Tanzania. A total of 37 communities selected from 23 districts of the 4 regions in the Lake Victoria basin of Tanzania were involved in the(More)