Dental {SRMData} | R Documentation |
Dental statistics
Description
The data give the estimates of the mean number of decayed, missing and filled teeth (DMFT) at age 12 years, and the mean annual sugar consumption in the previous five years for 90 countries.
Usage
data(Dental)
Format
A data frame with 90 rows (one per person) and 4 columns:
- Country
the country; a factor
- Indus
whether the country is considered an industrialized country; a factor with levels
Yes
(industrialized) orNo
(not industrialized)- Sugar
the mean annual sugar consumption in kilograms per person per year, computed over the five years (or as much as available) prior to the survey; a numeric vector
- DMFT
estimates of the mean number of decayed, missing and filled teeth at age 12; a numeric vector
Source
Woodward, M., and A. R. P.Walker. 1994. Sugar Consumption and Dental Caries: Evidence from 90 Countries. British Dental Journal 176: 297–302
References
M. Woodward (2004) Epidemiology: Study Design and Data Analysis, second edition. Chapman and Hall.