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The registers used for this study have nationwide coverage and are complete, and their diagnostic validity is estimated to be high.
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Reliability and validity are estimated by the multitrait-multimethod (MTMM) approach.
A high correlation coefficient (as a measurement of concurrent validity) was estimated between NUFFE-NO and MNA.
Reliability and validity were estimated, the predictive accuracy was calculated using the receiver operating characteristic (ROC) curve analysis, and the error types were counted.
Structural, convergent, and criterion validity were estimated.
Predictive validity was estimated with ROC analyses.
Criterial validity was estimated using ROC curve analysis over nT.
Convergent validity was estimated at r = 0.75 and adequate discriminant validity was also found.
Concurrent validity was estimated by correlating SMS responses with the Patient Health Questionnaire (PHQ-9).
Discriminant validity was estimated by examining the correlation between scores on the FS-A and PedsQL.
Convergent and divergent validity were estimated by using Spearman correlations between the scales.
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