Cognitive Difficulty Prevalence in Older Adults by Country

Adjusted prevalence estimates of cognitive difficulty among persons aged 65 or older, expressed as a percentage of that population. The dataset is produced by the Disability Data Hub (DDH) and hosted by the World Bank. The specific temporal and geographic coverage is not provided in the input metadata.

Use Cases

• Analyze the `prevalence` metric across different countries to identify regions with higher burdens of cognitive difficulty in the elderly.
• Model the relationship between national `prevalence` figures and other development indicators like healthcare expenditure or education levels.
• Track changes in the `prevalence` percentage over time to assess the impact of public health interventions for the aging population.
• Benchmark a country's `prevalence` against regional or global averages to inform resource allocation for elderly care services.

Strengths

• Data is sourced from the authoritative Disability Data Hub (DDH) and disseminated via the World Bank platform.
• Focuses on a standardized, adjusted `prevalence` metric for consistent cross-country comparison.

Limitations

• The exact number of data points (rows/countries/years) is unknown.
• Specific calculation methodology and adjustment factors for the `prevalence` percentage are not detailed.
• Data freshness and update frequency are unspecified.

Provenance

Source

Disability Data Hub (DDH), hosted by the World Bank.

Collection Method

Likely compiled from national surveys and censuses, with adjustments for comparability. Exact method is unspecified.

Geography

Likely multi-country, but specific countries and regions are not listed.