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Author

Sang-Ah Shin

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Open access Aug 2026

Validity and reproducibility of a semi-quantitative food frequency questionnaire for Korean adults with obesity.

Objectives This study examined the validity and reproducibility of a newly developed 129-item semi-quantitative food frequency questionnaire (FFQ) for Korean adults with obesity. Methods Ninety-seven Korean adults aged 19-64 years with obesity participated. To assess validity, FFQ estimates were compared with 4 seaso...

J. Chung, H. Joung, Sang Min Park et al. · 0 citations

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