Table 1.
Degree of concordance in ranking the cartoon faces on two occasions
| Visit | N | *Kendall’s W | df | P-value |
|---|---|---|---|---|
| First visit | 166 | 0.955 | 4 | 0.000 |
| Second visit | 166 | 0.954 | 4 | 0.000 |
*Kendall’s W coefficient of concordance.
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