Graph description: Statistical methods for assessing agreement between two methods of clinical measurement, 1

This is a scatter diagram showing PEFR by the mini meter on the vertical axis and PEFR by the large meter on the horizontal axis. There is a strong positive relationship. The line of equality is shown, a straight line at 45 degrees to the axes. The points are all fairly close to this line.

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Last updated: 13 January, 2004.