Validity of an Adapted Physical Activity Questionnaire in Oslo
Author Information
Author(s): Sidsel Graff-Iversen, Sigmund A. Anderssen, Ingar Holme, Anne Karen Jenum, Truls Raastad
Primary Institution: Norwegian Institute of Public Health
Hypothesis
The study aims to assess the construct validity of an adapted version of the International Physical Activity Questionnaire (IPAQ-L) in a low-income, multiethnic population.
Conclusion
The study found weak but consistent correlations between physical activity levels and biological measurements, with higher energy expenditure in summer than in winter.
Supporting Evidence
- Vigorous physical activity correlated with waist-to-hip ratio and cholesterol levels.
- Total energy expenditure was 18% higher in summer than in winter.
- The study included a diverse population with varying levels of education and health.
Takeaway
Researchers wanted to see if a new questionnaire about physical activity worked well in a diverse group of people in Oslo, and they found that people were more active in summer than in winter.
Methodology
The study involved a survey using the IPAQ-L questionnaire and compared self-reported physical activity with biological and anthropometrical measurements.
Potential Biases
Potential over-reporting of physical activity levels, especially among overweight individuals.
Limitations
The study's correlations were low, and self-reported physical activity may be overestimated.
Participant Demographics
Participants were men and women aged 31-67 years from low-income, multiethnic suburbs of Oslo.
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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