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This study investigated blood pressure changes in elderly individuals. Healthy older adults showed stable diastolic pressure, while unselected elderly subjects experienced a decline in both systolic and diastolic blood pressure with age.
Area of Science:
- Gerontology
- Cardiovascular Health
- Clinical Physiology
Background:
- Aging is associated with various physiological changes.
- Understanding age-related blood pressure trends is crucial for geriatric care.
- Previous studies on elderly blood pressure have yielded mixed results.
Purpose of the Study:
- To examine blood pressure patterns in institutionalized elderly individuals across different health statuses.
- To compare age-related blood pressure changes in healthy versus unselected elderly populations.
Main Methods:
- Two groups of institutionalized subjects aged 50-100+ years were studied.
- Group 1: 199 selected normal subjects without any diseases.
- Group 2: 947 unselected subjects, excluding those with acute illness.
Main Results:
- In healthy subjects, systolic pressure slightly increased, while diastolic pressure remained stable.
- In unselected subjects, both systolic and diastolic pressures progressively decreased with age.
- Systolic pressure in the unselected group fell below normal ranges for younger individuals.
Conclusions:
- Blood pressure trends in the elderly differ significantly based on health status.
- Normal aging may not involve a decline in diastolic blood pressure.
- A progressive decrease in blood pressure with age in unselected elderly populations warrants further investigation.
Abstract:
Blood pressure was studied in two groups of institutionalized subjects ranging in age from 50 to over 100 years. The first group comprised 199 selected normal subjects; subjects with any disease, including systemic hypertension, were excluded. The second group consisted of 947 unselected subjects; those with acute illness were excluded. In the first group, systolic pressure increased slightly, but diastolic pressure did not change with increasing age. The blood pressures were still within the limits that were considered normal for younger persons. In the second group, both the systolic and the diastolic pressures progressively decreased with age, so that the former fell below normal limits.