Long-Term Mortality in Korean Myasthenia Gravis Patients, 2005-2020

A nationwide Korean cohort study includes 21,642 patients with myasthenia gravis and 108,210 matched controls, tracking mortality from 2005 to 2020. The data was published by figshare admin karger on May 13, 2026, and originates from the Korean National Health Insurance Service database. It identifies risk factors like age, sex, comorbidity burden, corticosteroid use, thymoma, and myasthenic crisis.

Use Cases

• Modeling mortality risk based on patient age, sex, and comorbidity burden.
• Analyzing the impact of high-dose corticosteroid use on long-term survival.
• Studying the association between thymoma, thymectomy, and mortality patterns.

Strengths

• 21,642 patient cases matched with 108,210 controls provides a substantial cohort.
• Nationwide scope using a validated national health insurance database.
• Longitudinal coverage from 2005 to 2020 enables long-term trend analysis.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The dataset is small at 383.6 KB, indicating limited scope.

Provenance

Source

Korean National Health Insurance Service database.

Collection Method

Retrospective cohort study using validated operational definitions for case identification.

Time Range

2005 to 2020

Freshness

Last updated 2026-05-13 05:55:47; freshness should be verified.

Geography

South Korea (nationwide)