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method of triads
method of triads The method of triads is a validation approach that compares three different ways of measuring the same construct to estimate how well each reflects an underlying true value.
The method of triads is a validation approach that compares three different ways of measuring the same construct to estimate how well each reflects an underlying true value. In this study context, it used questionnaire, diary, and device-based sleep measures to calculate a validity coefficient for sleep duration.