What question did this study set out to answer?

To examine the historical data of blood pressure readings from healthy men and women taken between 1907 and 1919.

January 27, 1923JAMA

The Blood Pressure of Healthy Men and Women

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Analyzes historic blood pressure readings in healthy individuals, indicating measurement techniques shifted over time.

To examine the historical data of blood pressure readings from healthy men and women taken between 1907 and 1919.
Analyzed records from the Mutual Life Insurance Company of New York for blood pressure readings.
Utilized palpation methods in early years and transitioned to auscultation by 1915.
Readings were taken while applicants were seated with the apparatus at heart level.
More than 95% of readings were conducted by designated examiners in New York City.
Earlier readings primarily utilized palpation, transitioning to auscultation in later years, resulting in consistent data collection.
Field reports constituted less than 6% of total readings in 1919.

Brandreth Symonds (1923) studied this question.

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