R: Comparison of Wright peak-flow meters

wright {ISwR} | R Documentation

## Comparison of Wright peak-flow meters

### Description

The `wright` data frame has 17 rows and 2 columns. It contains data on peak expiratory flow rate with two different flow meters on each of 17 subjects.

### Usage

    wright

### Format

This data frame contains the following columns:

`std.wright`

  a numeric vector, data from large flow meter (l/min).

`mini.wright`

  a numeric vector, data from mini flow meter (l/min).

### Source

J.M. Bland and D.G. Altman (1986), Statistical methods for assessing agreement between two methods of clinical measurement, Lancet, 1:307–310.

### Examples

    plot(wright)
    abline(0,1)

[Package ISwR version 2.0-7 Index]