Is there a new reference to calculate the SF-12 z-score?

Andréia Matta-Dias @Andreia-Matta-Dias

08 October 2022 0 5K Report

The book uses a 1998 General U.S. Population means and SDto derive SF-12v2 z-scores, standard Form.

Use this now could introduces a biais in my research?

Thank's a lot!!!

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