Browsing Faculty of Health Sciences by Subject "validation"
Now showing items 1-2 of 2
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Validation and comparison of three formulae to estimate sodium and potassium excretion from a single morning fasting urine compared to 24-h measures in 11 countries
(Wolters Kluwer/Lippincott, Williams & Wilkins, 2014)Background and objectives: Although 24-h urinary measure to estimate sodium and potassium excretion is the gold standard, it is not practical for large studies. We compared estimates of 24-h sodium and potassium excretion ... -
Validation of the children's leisure activities study survey questionnaire for 12-year old South African children
(LAM Publications; AJOL; Sabinet, 2014)This study evaluated the reliability and construct validity of a modified Children's Leisure Activities Study Survey (CLASS) questionnaire for 12-year old South African children. Test-retest reliability of the questionnaire ...