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The value of an ICC lies between 0 to 1, with 0 indicating no reliability among raters and 1 indicating perfect reliability.

Usage

interpret_icc(icc, rules = "koo2016", ...)

Arguments

icc

Value or vector of Intraclass Correlation Coefficient (ICC) values.

rules

Can be "koo2016" (default) or custom set of rules().

...

Not used for now.

Rules

  • Koo (2016) ("koo2016"; default)

    • ICC < 0.50 - Poor reliability

    • 0.5 <= ICC < 0.75 - Moderate reliability

    • 0.75 <= ICC < 0.9 - Good reliability

    • **ICC >= 0.9 ** - Excellent reliability

References

  • Koo, T. K., and Li, M. Y. (2016). A guideline of selecting and reporting intraclass correlation coefficients for reliability research. Journal of chiropractic medicine, 15(2), 155-163.

Examples

interpret_icc(0.6)
#> [1] "moderate"
#> (Rules: koo2016)
interpret_icc(c(0.4, 0.8))
#> [1] "poor" "good"
#> (Rules: koo2016)