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Cronbach′s alpha values for NCS-R-PS and NCS-R-SS, for the two experimenters at the three assessment timings. The last column reports the mean ± standard deviation of the Cronbach’s alpha values among experimenters and timings.
| Cronbach′s Alpha | Experimenter 1 | Experimenter 2 | Mean ± SD | ||||
|---|---|---|---|---|---|---|---|
| Baseline | T1 | T2 | Baseline | T1 | T2 | ||
| NCS-R-PS | 0.771 | 0.783 | 0.630 | 0.801 | 0.808 | 0.630 | 0.737 ± 0.084 |
| NCS-R-SS | 0.815 | 0.821 | 0.554 | 0.779 | 0.851 | 0.522 | 0.724 ± 0.146 |
