kyphosis
Spinal Disease in Children Data

### Description

The kyphosis data frame has 81 rows representing data on 81 children who have had corrective spinal surgery. The outcome Kyphosis is a binary variable, the other three variables (columns) are numeric.

### Arguments

Kyphosis | a factor telling whether a postoperative deformity (kyphosis) is "present" or "absent" .
Age | the age of the child in months.
Number | the number of vertebrae involved in the operation.
Start | the beginning of the range of vertebrae involved in the operation.

Source
John M. Chambers and Trevor J. Hastie, Statistical Models in S, Wadsworth and Brooks, Pacific Grove, CA 1992, pg. 200.
Examples

    data(kyphosis)
    kyph.glm <- glm(Kyphosis ~ Age + Start + Number, family=binomial,
        data=kyphosis)

Package Sdatasets version 6.1.5-18
Package Index