Reproducibility, power and validity of visual analogue scales in assessment of appetite sensations in single test meal studies

Abstract

OBJECTIVE: To examine reproducibility and validity of visual analogue scales (VAS) for measurement of appetite sensations, with and without a diet standardization prior to the test days.DESIGN: On two different test days the subjects recorded their appetite sensations before breakfast and every 30 min during the 4.5 h postprandial period under exactly the… (More)
DOI: 10.1038/sj.ijo.0801083

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