Nonresponse and Underreporting Errors Increase over the Data Collection Week Based on Paradata from the National Household Food Acquisition and Purchase Survey [Methodology and Mathematical Modeling]

Conclusions: Nonresponse and underreporting of food acquisition events tended to increase in the FoodAPS as data collection proceeded. This analysis of paradata available in the FoodAPS revealed these errors and suggests methodologic improvements for future food acquisition surveys.

Source: Journal of Nutrition - May 1, 2017 Category: Nutrition Authors: Hu, M., Gremel, G. W., Kirlin, J. A., West, B. T. Tags: Methodology and Mathematical Modeling Source Type: research