R: Breast-feeding data

kfm {ISwR} | R Documentation

## Breast-feeding data

### Description

The `kfm` data frame has 50 rows and 7 columns. It was collected by Kim Fleischer Michaelsen and contains data for 50 infants of age approximately 2 months. They were weighed immediately before and after each breast feeding. and the measured intake of breast milk was registered along with various other data.

### Usage

    kfm

### Format

This data frame contains the following columns:

`no`

  a numeric vector, identification number.

`dl.milk`

  a numeric vector, breast-milk intake (dl/24h).

`sex`

  a factor with levels `boy` and `girl`.

`weight`

  a numeric vector, weight of child (kg).

`ml.suppl`

  a numeric vector, supplementary milk substitute (ml/24h).

`mat.weight`

  a numeric vector, weight of mother (kg).

`mat.height`

  a numeric vector, height of mother (cm).

### Note

The amount of supplementary milk substitute refers to a period before the data collection.

### Source

Original data.

### Examples

    plot(dl.milk~mat.height,pch=c(1,2)[sex],data=kfm)

[Package ISwR version 2.0-7 Index]