Health and Quality of Life Outcomes

Table 4 Spearman’s rank correlation coefficient between the 11-point response format and the six derived 5-point response formats based on item scores and summary scores

From: Comparison of two rating scales with the orofacial esthetic scale and practical recommendations for its application

	Item 1	Item 2	Item 3	Item 4	Item 5	Item 6	Item 7	Summary Scores
Option 1	0.97	0.98	0.98	0.98	0.97	0.97	0.97	0.99
Option 2	0.95	0.94	0.97	0.97	0.97	0.98	0.96	0.99
Option 3	0.95	0.94	0.97	0.97	0.97	0.98	0.96	0.99
Option 4	0.95	0.94	0.97	0.97	0.97	0.98	0.96	0.99
Option 5	0.94	0.94	0.96	0.97	0.97	0.98	0.96	0.98
Option 6	0.87	0.87	0.93	0.94	0.93	0.97	0.91	0.97

Pearson correlations mirror the Spearman correlations

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ISSN: 1477-7525

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