Calibration Study

A subset of approximately 1000 subjects from the AHS-2 cohort participated in a calibration study of the various measurement instruments utilized in the AHS-2 study. The data from this study are used in validation of the self-reported data collected in the main study.

Details of the nutritional aspects of the calibration study are described in:

Jaceldo-Siegl, Karen; Knutsen, Synnove F; Sabaté, Joan; Beeson, W Lawrence; Chan, Jacqueline; Herring, R Patti; Butler, Terrence L; Haddad, Ella; Bennett, Hannelore; Montgomery, Susanne; Sharma, Shalini S; Oda, Keiji; Fraser, Gary E
Validation of nutrient intake using an FFQ and repeated 24 h recalls in black and white subjects of the Adventist Health Study-2 (AHS-2).
Public health nutrition. 2010; 13:812-9
Pubmed ID: 10.1017/S1368980009992072