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Prevention of stroke.

¹Section of Elderly Care, Hammersmith Hospital, London, UK. n.beckett@ic.ac.uk

Journal of Cardiovascular Risk

|November 10, 2001

Summary

Treating hypertension in elderly individuals over 80 or with systolic pressures below 160mmHg is unproven. Evidence supports treating older adults with higher blood pressure to prevent stroke.

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Area of Science:

Cardiovascular Medicine
Neurology
Geriatrics

Background:

Hypertension is a primary modifiable risk factor for stroke.
Evidence supports treating hypertension in the elderly to prevent stroke.

Purpose of the Study:

To review the evidence for treating hypertension in elderly individuals.
To assess the benefits of hypertension treatment for stroke prevention.

Main Methods:

Review of existing clinical trials and meta-analyses on hypertension treatment in the elderly.
Analysis of data regarding stroke reduction and secondary prevention.

Main Results:

Treatment benefits are proven for individuals up to age 80 with systolic pressure >160mmHg or diastolic pressure >90mmHg.
Diuretics appear more effective than alpha-blockers; calcium-channel blockers may offer stroke reduction benefits, but require further data.
Benefits for those aged 80+ or with pressures <160mmHg remain unproven.

Conclusions:

Hypertension management is crucial for stroke prevention in specific elderly populations.
Further research is needed to clarify optimal treatment strategies and drug classes for all elderly hypertensive patients.

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