Kyphosis {MLGdata}

Data on Children who have had Corrective Spinal Surgery

Description

Data on children who have had corrective spinal surgery.

Usage

Kyphosis

Format

Data frame with 81 observations on the following 4 variables

Kyphosis

a factor with levels absent present indicating if a kyphosis (a type of deformation) was present after the operation.

Age

in months

Number

the number of vertebrae involved

Start

the number of the first (topmost) vertebra operated on.

Source

Hastie, T.J. and Tibshirani, R.J. (1990). Generalized Additive Models. London: Chapman & Hall/CRC.