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The Tecumseh Blood Pressure Study. Normative data on blood pressure self-determination
Archives of Internal Medicine
|June 1, 1990
Summary
Home blood pressure (BP) self-monitoring is feasible in healthy adults. This study in Tecumseh, Michigan, established normal BP ranges for home monitoring, showing high correlation over one year.
Area of Science:
- Cardiovascular Health
- Public Health
- Hypertension Research
Background:
- Home blood pressure (BP) monitoring is increasingly recognized as a valuable tool in cardiovascular health management.
- Understanding normal BP ranges derived from home measurements is crucial for accurate hypertension diagnosis and monitoring.
- Previous studies have explored home BP monitoring, but large-scale data from diverse populations are needed.
Purpose of the Study:
- To assess the feasibility of large-scale home blood pressure (BP) self-determination in a healthy adult population.
- To establish normative values for home BP in men and women.
- To evaluate the reliability of home BP measurements over a one-year period.
Main Methods:
- A cohort of 608 healthy adults in Tecumseh, Michigan, participated in home BP self-determination over one week.
- Blood pressure (BP) measurements were averaged, and statistical distributions were analyzed.
- A subset of 133 subjects repeated home BP measurements one year later to assess test-retest reliability.
Main Results:
- Average home BP was 120.7/74.8 mm Hg for men and 110.9/69.9 mm Hg for women.
- A strong correlation (r = .70) was observed between BP readings taken one year apart.
- The upper limit of normal home BP (2 SDs above the mean) was determined as 142/92 mm Hg for men and 131/85 mm Hg for women.
Conclusions:
- Large-scale home blood pressure (BP) self-determination is a feasible method for collecting population-based BP data.
- The established normative values provide a benchmark for interpreting home BP readings in healthy adults.
- Home BP monitoring demonstrates good reliability over time, supporting its use in longitudinal studies and clinical practice.
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