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Related Experiment Video

Updated: Nov 11, 2025

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
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[Elderly benefit from lower LDL-cholesterol].

Olov Wiklund1

  • 1professor emeri-tus, institutionen för medicin, Sahlgrenska akademin, Göteborgs universitet.

Lakartidningen
|March 26, 2021
PubMed
Summary

Lowering LDL-cholesterol significantly reduces heart attack risk in older adults, similar to younger individuals. These findings support considering LDL reduction for elderly patients, even those with few comorbidities.

Area of Science:

  • Cardiology
  • Geriatrics
  • Preventive Medicine

Background:

  • Low-density lipoprotein (LDL) cholesterol is a significant risk factor for myocardial infarction (heart attack) across all age groups.
  • While the incidence of myocardial infarction increases with age, the relative risk associated with elevated LDL-cholesterol remains consistent.
  • The elderly population experiences a higher absolute number of cardiovascular events linked to increased LDL levels.

Purpose of the Study:

  • To evaluate the efficacy of LDL-cholesterol reduction in elderly individuals.
  • To synthesize evidence from recent meta-analyses on lipid-lowering therapies in older adults.
  • To determine if LDL-cholesterol reduction benefits are comparable between younger and older patient groups.

Main Methods:

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  • A meta-analysis was conducted, incorporating data from studies utilizing statins, ezetimibe, and PCSK9 inhibitors.
  • The analysis focused on the relative risk reduction of cardiovascular events associated with LDL-cholesterol lowering.
  • Patient age was a key factor in subgroup analysis, comparing individuals above and below 75 years of age.

    • Main Results:

    • A reduction of 1 mmol/L in LDL-cholesterol was associated with a 26% relative risk reduction in cardiovascular events.
    • This risk reduction was consistent across different age groups, including those above 75 years.
    • The effectiveness of LDL-lowering therapies did not significantly differ based on age.

    Conclusions:

    • LDL-cholesterol reduction is an effective strategy for mitigating cardiovascular risk in the elderly.
    • Therapeutic considerations for LDL-cholesterol lowering should extend to older individuals, irrespective of comorbidity status.
    • These findings underscore the importance of aggressive lipid management in preventing myocardial infarction in aging populations.