International Journal of Epidemiology 2001;30:1369-1370
© International Epidemiological Association 2001
Theory and Methods |
Commentary: Measuring physical activity in Sub-Saharan Africa
Department of Public Health and Primary Care, University of Cambridge Institute of Public Health, Robinson Way, Cambridge CB2 2SR, UK. E-mail: njw1004@medschl.cam.ac.uk
Many have speculated that the rising incidence of non-communicable diseases in developing countries is, in part, attributable to changes to population physical activity patterns. However, the evidence supporting such assertions is relatively weak, largely because physical activity is a difficult behaviour to characterize in epidemiological studies. The increasing interest in attempting to assess it better has led to a proliferation of reports of the development and evaluation of physical activity questionnaires.1 Almost all of these questionnaires have been developed for use in developed countries and their transfer to different cultural settings may not be
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