Graph description: Figure 11. Gestational age at birth for 1749 babies

A histogram of gestational age at birth.

The horizontal axis is labeled Gestational age (weeks) and numbered 20, 25, 30, 35, 40, 45, with ticks at every integer. The vertical axis is labeled Frequency and numbered 0, 100, 200, 300, 400, 500.

There are vertical bars with bases 20.5 to 21.5, 21.5 to 22.5, 22.5 to 23.5, 23.5 to 24.5, and so on, and with heights 1, 1, 2, 1, 1, 4, 7, 1, 4, 7, 11, 11, 11, 35, 49, 135, 256, 400, 459, 285, 55, 11, 2.


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This page maintained by Martin Bland.
Last updated: 22 July, 2009.