Maternal and Child Nutrition (Jul 2023)
Comparing two simplified questionnaire‐based methods with 24‐h recalls for estimating fortifiable wheat flour and oil consumption in Mandaluyong City, Philippines
Abstract
Abstract Information on fortifiable food consumption is essential to design, monitor and evaluate fortification programmes, yet detailed methods like 24‐h recalls (24HRs) that provide such data are rarely conducted. Simplified questionnaire‐based methods exist but their validity compared with 24HRs has not been shown. We compared two simplified methods (i.e., a household food acquisition and purchase questionnaire [FAPQ] and a 7‐day semiquantitative food frequency questionnaire [SQ‐FFQ]) against 24HRs for estimating fortifiable food consumption. We assessed the consumption of fortifiable wheat flour and oil using a FAPQ and, for wheat flour only, a 7‐day SQ‐FFQ and compared the results against 24HRs. The participants included children 12−18 months (n = 123) and their mothers 18−49 years selected for a study assessing child vitamin A intake and status in Mandaluyong City, Philippines. For fortifiable wheat flour, the FAPQ estimated considerably lower mean intakes compared to 24HRs for children and mothers (2.2 vs. 14.1 g/day and 5.1 vs. 42.3 g/day, respectively), while the SQ‐FFQ estimated slightly higher mean intakes (15.7 vs. 14.1 g/day and 51.5 vs. 42.3 g/day, respectively). For fortifiable oil, the FAPQ estimated considerably higher mean intakes compared to 24HRs for children and mothers (4.6 vs. 1.8 g/day and 12.5 vs. 6.1 g/day, respectively). The SQ‐FFQ, but not the FAPQ, generated useful information on fortifiable food consumption that can inform fortification programme design and monitoring decisions in the absence of more detailed individual‐level data. Potential adaptations to improve the FAPQ, such as additional questions on foods prepared away from home and usage patterns, merit further research.
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