Accurate blood pressure readings: Choosing the right-size cuff

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Using a wrong-size blood pressure cuff can affect accuracy by up to 30 mmHg. The American Heart Association recommends a cuff bladder width of 40% of the arm circumference and a cuff bladder length of 80% of the arm circumference. This poster tells how to choose the right cuff, position it properly, and avoid common sources of BP monitoring error.

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