skquit {isni}

A randomzied trial data set for Smoking cessation

Description

The variables are as follows:

• id. subjects id

• time. Time in weeks after baseline

• quit. 0: smoking; 1: quit smoking

• sub. patients id

• helmert1. Herlmert contrast 1 among 4 treatment groups.

• helmert2. Herlmert contrast 2 among 4 treatment groups.

• helmert3. Herlmert contrast 3 among 4 treatment groups.

Usage

data(skquit)

Format

A data frame with 1861 rows and 6 variables