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A comparison of the reliability and validity of the PAR Index and Summers' Occlusal Index

I B Buchanan1, W C Shaw, S Richmond

  • 1Orthodontic Department, Glasgow Dental Hospital and School, UK.

European Journal of Orthodontics
|February 1, 1993
PubMed

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Reliability and Validity01:29

Reliability and Validity

Reliability and validity are two important considerations that must be made with any type of data collection. Reliability refers to the ability to consistently produce a given result. In the context of psychological research, this would mean that any instruments or tools used to collect data do so in consistent, reproducible ways.