Myasthenia gravis

Disease

3 papers6 findings

MeSH

  • Humans3

Effects

2

Mortality

no changein humans1upin humans1

1 study
  1. Myasthenia gravis has no effect on mortality in humans.

    “After adjusting for time-varying CCI, no significant difference in survival was observed between two cohorts (adjusted hazard ratio 1.09 [0.87-1.36], p = 0.47).”

    Humansadjusted for time-varying Charlson Comorbidity Index

    Survival Outcomes of Medicare-Covered Elderly US Population With Myasthenia Gravis

    Muscle & nerve17 Oct 2025

  2. Myasthenia gravis increases mortality in humans (66.8 vs. 57.1 per 1000-person-year, p < 0.0001).

    “The mortality rate was higher in the MG cohort compared to controls (66.8 vs. 57.1 per 1000-person-year, p < 0.0001).”

    Humansunadjusted

    Survival Outcomes of Medicare-Covered Elderly US Population With Myasthenia Gravis

    Muscle & nerve17 Oct 2025

Infection-specific mortality

upin humans1

1 study
  1. Myasthenia gravis increases infection-specific mortality in humans (2.0 vs. 1.2 per 1000-person-year, p < 0.01).

    “mortality rates (per 1000-person-year) specific to infections were higher among the MG cohort (2.0 vs. 1.2)”

    Humans

    Survival Outcomes of Medicare-Covered Elderly US Population With Myasthenia Gravis

    Muscle & nerve17 Oct 2025

Associations

3

Age at death

upin humans1

1 study
  1. Myasthenia gravis is associated with age at death in humans (+4.8 years versus the general population).

    “MG patients showed a higher mean age at time of death compared with the general population (+4.8 years, p < 0.0001)”

    HumansCompared with the general U.S. population under historical standard-of-care conditions2000, 2005, 2010, and 2015

    Unexpected longevity in myasthenia gravis: a multi-state population-based comparison with multiple sclerosis and the U.S. population

    Therapeutic advances in neurological disorders1 Aug 2026

Mitochondrial DNA copy number

upin silico1OR 1.592

1 study
  1. Mitochondrial DNA copy number raises the risk of myasthenia gravis in silico (OR = 1.592, 95% CI 1.025-2.473, P = 0.039).

    “mtDNA-CN were associated with MG (OR = 0.909, 95% CI 0.834-0.991, P = 0.030; OR = 1.592, 95% CI 1.025-2.473, P = 0.039)”

    In silicogenetically predicted

    Genetic insights into biological aging and myasthenia gravis: a Mendelian randomization study of telomere length, epigenetic clocks, and mitochondrial DNA copy number

    Clinical epigenetics14 Feb 2026

More on Mitochondrial DNA copy number

HannumAge

downin silico1OR 0.909

1 study
  1. HannumAge lowers the risk of myasthenia gravis in silico (OR = 0.909, 95% CI 0.834-0.991, P = 0.030).

    “Overall, genetically predicted HannumAge and mtDNA-CN were associated with MG (OR = 0.909, 95% CI 0.834-0.991, P = 0.030”

    In silicogenetically predicted

    Genetic insights into biological aging and myasthenia gravis: a Mendelian randomization study of telomere length, epigenetic clocks, and mitochondrial DNA copy number

    Clinical epigenetics14 Feb 2026

More on HannumAge

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Current Medical Research and Opinion

Generalised myasthenia gravis linked to higher death risk

Medicare beneficiaries with the disease had 8% higher mortality risk at 12 months than those without myasthenia gravis.Medicare beneficiaries with the disease had 8% higher mortality risk at 12 months than those without myasthenia gravis.

Cohort study of 373,210 peoplePopulations