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The Keller Index of Nausea (KIN) - FOD Volksgezondheid ...

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Results reliability Results validity<br />

(S) Intra-rater reliability horizontal VAS:<br />

r = 0.95 (p < 0.001)<br />

Intra-rater reliability vertical VAS:<br />

r = 0.94 (p < 0.001)<br />

(E) Interrater reliability horizontal VAS:<br />

r = 0.90 (p < 0.001)<br />

Interrater reliability vertical VAS:<br />

r = 0.87 (p < 0.001)<br />

(CrV) Concurrent validity:<br />

- Correlation between horizontal VAS and different scales at first assessment:<br />

9. Correlation VAS – Verbal Rating Scale: r = 0.91 (p

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