R: Phosphate Level Data

phosphate {HSAUR} | R Documentation

## Phosphate Level Data

### Description

Plasma inorganic phosphate levels from 33 subjects.

### Usage

    data("phosphate")

### Format

A data frame with 33 observations on the following 9 variables.

`group`

  a factor with levels `control` and `obese`.

`t0`

  baseline phosphate level

,

`t0.5`

  phosphate level after 1/2 an hour.

`t1`

  phosphate level after one an hour.

`t1.5`

  phosphate level after 1 1/2 hours.

`t2`

  phosphate level after two hours.

`t3`

  phosphate level after three hours.

`t4`

  phosphate level after four hours.

`t5`

  phosphate level after five hours.

### Source

C. S. Davis (2002), Statistical Methods for the Analysis of Repeated Measurements, Springer, New York.

### Examples

      data("phosphate", package = "HSAUR")
      plot(t0 ~ group, data = phosphate)

[Package HSAUR version 1.3-9 Index]