The inter-rater, intra-rater and test-retest reliability were found to be high according to the values established by Streiner: the CVI is higher than 0.8 in all of these, so it has proper concordance.
La confiabilidad interevaluador, intraevaluador y test re-test, resultaron ser altas de acuerdo a los valores establecidos por Streiner: el ICC es mayor a 0,8 en todos estos, por lo cual posee apropiada concordancia.