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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 NRS:<br />

r = 0.74<br />

Intra-rater reliability VAS:<br />

r = 0.92<br />

(FV) Face validity;<br />

Patients rated the VAS as the least accurate and least preferred instrument for<br />

future assessments.<strong>The</strong> VAS had the highest proportion <strong>of</strong> patients making<br />

errors (p ≤ 0.005).<br />

(CrV) Concurrent validity:<br />

- Correlation between VAS and VDS and NRS:<br />

3. Patients aged > 60 years: r = 0.60-0.93 (p

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