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Alternate Version Available
You are viewing the web site for the original version of the DHQ. The latest version for the U.S. is the DHQ III; however, DHQ III does not yet have a Canadian version. The Canadian version of DHQ II is still available.
Use of the Diet History Questionnaire and Diet*Calc Analysis Software for publication purposes should contain a citation which includes version information for the software, questionnaire, and nutrient database. The Diet*Calc software includes a version-specific citation in About Diet*Calc (select About from the Help menu).
The citations shown below are provided as templates, adjust the version information and dates as necessary.
- Diet*Calc Analysis Program, Version 1.4.3. National Cancer Institute, Applied Research Program. November 2005.
- Diet History Questionnaire, Version 1.0. National Institutes of Health, Applied Research Program, National Cancer Institute. 2007.
- DHQ Nutrient Database. dhq1_003282006.csv. National Cancer Institute, Applied Research Program.