agree.plot {agRee} | R Documentation |

## Visualize the Agreement of Ratings among Different Raters

### Description

Draw Bland-Altman plot(s) and scatter plot(s) with identity line.

### Usage

```
agree.plot(ratings, NAaction=c("fail", "omit"))
```

### Arguments

`ratings` |
a matrix of ratings from different raters, one rater per column. |

`NAaction` |
a character string specifying what should happen
when the data contain |

### Details

The function produces a matrix of plots. The upper panel consists of scatter plot(s) with identity line. The lower panel consists of the Bland-Altman plot(s) with confidence bounds and bias using dotted line in red color and the horizontal line passing through the origin in black, respectively.

### Value

`NULL`

### Note

The confidence bounds are mean of the difference between two raters plus or minus twice of the SD of difference.

### References

J. Martin Bland and Douglas G. Altman (1986)
Statistical methods for assessing agreement between
two methods of clinical measurement.
*Lancet* **1** 307-310

### Examples

```
data(judgeRatings)
agree.plot(judgeRatings)
```

*agRee*version 0.5-3 Index]