Tooth decay {epiDisplay}

Dataset on tooth decay and mutan streptococci

Description

Relationship between bacteria and presence of any decayed tooth.

Usage

data(Decay)

Format

A data frame with 436 observations on the following 2 variables.

decay

a numeric vector indicating presence of tooth decay

strep

a numeric vector indicating number of colony-forming-units (CFUs) of Streptococcus mutan in the saliva

Source

Teanpaisan, R., Kintarak, S., Chuncharoen, C., Akkayanont, P. 1995 Mutans Streptococci and dental -caries in schoolchildren in Southern Thailand. Community Dentistry and Oral Epidemiology 23: 317-318.

Examples

data(Decay)
des(Decay)