Comments on a commentary: statistical evaluation of split mouth caries trials.

@article{Vaeth1998CommentsOA,
  title={Comments on a commentary: statistical evaluation of split mouth caries trials.},
  author={M Vaeth and Sven Poulsen},
  journal={Community dentistry and oral epidemiology},
  year={1998},
  volume={26 2},
  pages={80-3; discussion 84}
}
When results of split mouth caries trials are reported, the most frequently used outcome measures are "effectiveness" and "net gain". In a recent review by Riordan & FitzGerald (Community Dent Oral Epidemiol 1994;22:192-7) of the statistical analysis of data from such trials, the close connection between effectiveness and the traditional epidemiological outcome measure, relative risk, was pointed out and the latter measure was recommended. The confidence intervals for these parameters were… CONTINUE READING

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