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Food Security Metrics

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Global Hunger Index (GHI)

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An index that comprehensively measures and tracks hunger globally. It is calculated by combining four indicators: undernourishment, child wasting, child stunting, and child mortality.

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Household Food Insecurity Access Scale (HFIAS)

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A scale that measures the degree of food insecurity in the household over a specified period. It asks questions related to anxiety about food supply, insufficient quality, and insufficient intake and physical consequences.

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Prevalence of Undernourishment (PoU)

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The percentage of the population that is undernourished, indicating a lack of access to adequate food for a healthy life. It is measured through national surveys that assess food availability, access, and utilization.

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Crop Yield

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The measurement of the amount of agricultural production harvested per unit of land area, such as kilograms per hectare. It is crucial for assessing food availability.

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Food Insecurity Experience Scale (FIES)

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A metric that captures the individual's reported experiences of food insecurity. Measurement involves surveys with questions about food-related anxiety, insufficiency, and deprivation.

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Food Affordability

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An economic metric which calculates the cost of a basic food basket relative to income or the general price level. Helps to evaluate whether people can afford the food they need for a balanced diet.

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Food Consumption Score (FCS)

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A metric which combines dietary diversity and food frequency to reflect nutritional adequacy of the household's diet over the previous week.

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Food Production Index

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An index that measures the changes in the volume of production of food crops compared to a base year. It reflects the overall growth in the agriculture sector.

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Dietary Diversity Score (DDS)

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A score that reflects the number of different food groups consumed over a reference period, often 24 hours. It's a proxy for nutrient adequacy of the diet.

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Food Expenditure Share

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The proportion of household spending that goes toward food purchases. A high share can indicate economic vulnerability, as it implies less flexibility in household budgets for non-food items.

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Gross Food Imports

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The total value of food products imported into a country, which affects the national food supply and can signal dependency on external food sources.

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Agricultural Value Added per Worker

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The net output of the agricultural sector after adding up all outputs and subtracting intermediate inputs. It is the average contribution of each agricultural worker to the agricultural GDP.

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Emergency Food Aid Deliveries

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A count of the amount of food aid provided to regions or populations in crisis, reflecting the response to food insecurity during emergencies.

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Gross Food Exports

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The total value of food products exported from a country, reflecting its position in the global food market and contribution to global food supply.

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Child Stunting Rate

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The percentage of children under the age of five who have low height-for-age, reflecting chronic undernutrition long-term exposure to inadequate nutrition.

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