African health sciences
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African health sciences · Sep 2015
ReviewA systematic review and appraisal of methods of developing and validating lifestyle cardiovascular disease risk factors questionnaires.
Well developed and validated lifestyle cardiovascular disease (CVD) risk factors questionnaires is the key to obtaining accurate information to enable planning of CVD prevention program which is a necessity in developing countries. We conducted this review to assess methods and processes used for development and content validation of lifestyle CVD risk factors questionnaires and possibly develop an evidence based guideline for development and content validation of lifestyle CVD risk factors questionnaires. ⋯ Combination of methods produces questionnaires with good content validity and other psychometric properties which we consider good.
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African health sciences · Sep 2015
Association of waist and hip circumferences with the presence of hypertension and pre-hypertension in young South African adults.
Obesity is one of the most important risk factors for cardiovascular diseases (CVDs) including hypertension (HT) which is itself a risk factor for CVDs. Recent studies suggest that waist circumference (WC) may be more sensitive than Body Mass Index (BMI) in determining individual risk scores for CVDs. ⋯ Increased WC and HC were associated with HT and pre-HT in young adult females in the Walter Sisulu University.
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African health sciences · Sep 2015
Relationship between soil cobalt and vitamin B12 levels in the liver of livestock in Saudi Arabia: role of competing elements in soils.
This study aimed to analyze the agricultural soils from different regions in Saudi Arabia for cobalt and related metals as Cu(2+), Ni(2+), Cr(3+), Zn(2+) and Pb(2+). ⋯ It was recommended that survey of heavy metals in grazing fields of cattle should consider inclusion of multiple elements that compete with the bioavailability of essential elements in plants and animals for the prevention of deficiency of essential elements such as Co.
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African health sciences · Sep 2015
Trends in HIV prevalence from 2008 to 2012 among young adults in Port Harcourt, Nigeria.
The pandemic of HIV lines amongst the utmost infectious disease menaces in antiquity. HIV remains a problem worldwide and it's a grave health snags in developing nations particularly in Nigeria. ⋯ The long decades fight against HIV especially in Rivers State is making progress, though an unstable one. The observed increase in years with high HIV prevalences calls for an intensified focus of intervention.