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. 2022 Mar 22;10(1):e30366. doi: 10.2196/30366

Table 2.

Overview of the performed steps in the Rasch analysis.

Analysis number Description of the analysis Observations, n Items, n Decisions
1 Initial analysis 785 70
  • Exclude 3 items based on negative point-biserial correlations

  • Exclude 6 items based on item misfit

2 Final analysis 785 61
  • Although misfit, leave Car Racer level 10 in the sitting position item in the analysis