Food Security Status – Short Form

Abstract

The Food Security Status – Short form is a concise, six-item psychometric instrument designed to measure the severity of food deprivation experienced by households over the preceding 12 months. This scale is an abbreviated and highly correlated version of the comprehensive U.S. Household Food Security Survey Module (HFSSM) developed by the U.S. Department of Agriculture (USDA). It serves as an effective screening tool to classify households into three distinct categories: food secure, food insecure without hunger, and food insecure with hunger, providing essential data for public health surveillance and intervention planning.

Keywords

Food security, Food insecurity, Household Food Security Survey Module, USDA, nutrition, hunger, public health, assessment tool, deprivation.

Authors

Bickel, G., Nord, M., Price, C., Hamilton, W., Cook, J., Harrison, G. G., Stormer, A., Herman, D. R., Winham, D. M.

Purpose

The primary purpose of the Food Security Status – Short form is to rapidly and reliably quantify the degree of economic and physical access constraints related to food acquisition within a household. By focusing on the most discriminating items from the longer module, the short form allows researchers and practitioners to efficiently screen large populations or integrate food security assessment into broader surveys.

The instrument is engineered to capture the transition from anxiety about food supply (milder food insecurity) to genuine physical consequences, such as skipping meals or experiencing hunger (severe food insecurity). The resulting categorization is crucial for informing policy decisions and targeting resources toward populations facing the highest levels of nutritional risk.

Construct

The scale measures the core construct of Household Food Security. This construct encompasses both the availability of food and the household’s ability to acquire socially acceptable, nutritionally adequate food through non-emergency means. The opposite state, food insecurity, is measured through a hierarchy of experiences, reflecting increasing severity of deprivation.

The six items specifically assess domains related to resource constraints, including monetary limitations affecting food supply longevity, the ability to maintain a balanced diet, and behavioral adaptations such as reducing meal size or experiencing hunger due to lack of funds. The cumulative score reflects the degree to which a household deviates from the standard of being fully food secure.

Validity

The validity of the Food Security Status – Short form is primarily established through its derivation from the extensively validated U.S. Household Food Security Survey Module (HFSSM). The HFSSM underwent rigorous testing, including Rasch modeling, which established the hierarchical nature of the items along a single scale of severity.

As a subset of the most robust items, the short form demonstrates strong concurrent and criterion validity, highly correlating with the full 18-item scale score. Furthermore, studies validating specific versions, such as the Spanish translation developed by Harrison et al. (2003), confirm that the instrument maintains its ability to accurately measure the construct across diverse demographic and linguistic groups, showing expected associations with socioeconomic status and poverty indicators.

Reliability

The items selected for the short form are those with the highest discriminating power and consistency across various population samples in the United States. Although the reliability of the short form is typically slightly lower than the full HFSSM due to fewer items, it maintains acceptable levels of internal consistency for screening purposes.

The reliability is reinforced by the clear, cumulative nature of the scoring system. The items are designed to follow a logical progression of distress, meaning that a positive response to a severe item (e.g., hunger) is highly reliable evidence that the household has also experienced less severe forms of food insecurity (e.g., inability to afford balanced meals), confirming the scale’s Guttman-like properties.

Factor Analysis

Factor analysis performed on the parent HFSSM confirms that the items measure a single, underlying latent trait: the severity of household food deprivation. The short form comprises items that consistently exhibit high loadings on this primary factor, representing the adult domain of food access and resource limitations.

The structure is essentially unidimensional, supporting the summation of affirmative responses to yield a single severity score. This factor structure is robust across different administrations and is the basis for the simplified scoring categorization used to define the three levels of food security status.

Instrument

Test Type: Self-report/Interviewer-administered questionnaire

Format: Six core questions with binary (Yes/No) or frequency-based (Often/Sometimes/Never) response options. The skip pattern ensures that only those who report initial symptoms of insecurity proceed to the more severe questions.

Language Available: English, Spanish (validated by Harrison et al., 2003), and likely other translations based on international usage of the parent module.

Population Group: Households (Adult respondents reporting on behalf of the household).

Age Group: Adults (18+).

Population Details: Originally developed and validated using nationally representative samples in the United States, but applicable to general populations worldwide for assessing economic access to food.

Test Methodology: Respondents are asked about their experiences regarding food availability and affordability over the past 12 months. Affirmative responses are summed to yield a raw score, which is then categorized into security status levels.

Keywords

Psychometrics, latent variable, nutritional status, resource constraint, household survey, public health surveillance, poverty, food access.

Authors

Author ORCID Identifier: Not provided in source material.

Affiliation Email addresses: Not provided in source material.

Correspondence Address: Correspondence is typically directed to the U.S. Department of Agriculture (USDA), Food and Nutrition Service (FNS), or Economic Research Service (ERS).

Permissions & Fee and Test Year

The core methodology and items are derived from the U.S. government-developed Household Food Security Survey Module, which is widely available for public use in research and non-commercial applications. No fee is typically required for using the instrument items themselves.

The foundational guide detailing the measurement standards was published in 2000 (Bickel et al.). The instrument has been continually refined and utilized since the mid-1990s as part of national surveys.

Reference’s

Bickel, G., Nord, M. Price, C., Hamilton, W., & Cook, J. (2000). Measuring food security in the United States: Guide to measuring household food security. U.S. Department of Agriculture, Food and Nutrition Service, Alexandria VA. The original PDF can be downloaded here: http://www.fns.usda.gov/fsec/FILES/FSGuide.pdf

Harrison, G. G., Stormer, A., Herman, D. R., & Winham, D. M. (2003). Development of a Spanish-language version of the U.S. Household Food Security Survey module. The Journal of Nutrition, 133(4), 1192-1197.

The instrument can also be found on pages 134-136 of Latino Families and Youth: A Compendium of Assessment Tools, available online at: http://www.paho.org/hq/index.php?option=com_docman&task=doc_view&gid=23171&Itemid=

Items of the Food Security Status – Short form

INSTRUCTIONS:

I’m going to read you two statements that people have made about their food situation. Please tell me whether the statement was OFTEN, SOMETIMES, or NEVER true for (you/you and the other members of your household) in the last 12 months.

1. The first statement is, “The food that (I/we) bought just didn’t last, and (I/we) didn’t have money to get more.” Was that often, sometimes, or never true for (you/your household) in the last 12 months?

• [1] Often true
• [2] Sometimes true
• [3] Never true
• [Don’t know, Refused]

2. “(I/we) couldn’t afford to eat balanced meals.” Was that often, sometimes, or never true for (you/your household) in the last 12 months?

• [1] Often true
• [2] Sometimes true
• [3] Never true
• [DK, R]

3. In the last 12 months, since (date 12 months ago) did (you/you or other adults in your household) ever cut the size of your meals or skip meals because there wasn’t enough money for food?

• [1] Yes
• [2] No
• [DK, R]

If any of the first three questions are answered affirmatively (Q1, Q2 = Often true, Sometimes true; Q3 = Yes), proceed to the next 3 questions. Otherwise, skip the next 3 questions.

4. How often did this happen —almost every month, some months but not every month, or in only 1 or 2 months?

• [1] Almost every month
• [2] Some months but not every month
• [3] Only 1 or 2 months
• [DK, R]

5. In the last 12 months, did you ever eat less than you felt you should because there wasn’t enough money to buy food?

• [1] Yes
• [2] No
• [DK, R]

6. In the last 12 months, were you ever hungry but didn’t eat because you couldn’t afford enough food?

• [1] Yes
• [2] No
• [DK, R]

The sum of the affirmative responses yields the following categories:

1. 0-1 = Food secure
2. 2-4 = Food insecure without hunger
3. 5-6 = Food insecure with hunger