Graph description: Figure 5. Histogram of systolic blood pressure in 92 healthy controls, frequency scale

A histogram of systolic blood pressure.

The horizontal axis is labeled Systolic blood pressure (mm Hg) and numbered 50, 100, 150, 200, 250, with ticks every 10 units. The vertical axis is labeled Frequency and numbered 0, 10, 20, 30.

There are vertical bars with bases 90 to 100, 100 to 110, 110 to 120, and so on, and with heights 2, 4, 12, 8, 28, 17, 12, 5, 0, 2, 0, 1, 0, 0, 0, 1.

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This page maintained by Martin Bland.
Last updated: 2 August, 2006.