Table 7.

Comparison of intra-rater reliability, inter-rater reliability, and construct validity kappa statistics for vallecula and pyriform sinus across different translations and validations

	Original YPRSRS	Turkish YPRSRS	German YPRSRS	Italian YPRSRS	Messina et al.
Intra-rater reliability					0.91 (± 0.03)
Vallecula	0.957 (± 0.014)	0.9959 (0.0297)	0.963 (± 0.028)	0.95 (± 0.01)
Pyriform Sinus	0.854 (± 0.021)	0.9959 (0.0297)	0.944 (± 0.051)	0.94 (± 0.01)
Inter-rater reliability					0.78 (± 0.03)
Vallecula	0.868 (± 0.011)	0.9672	0.928 (± 0.026)	0.81 (± 0.01)
Pyriform sinus	0.751 (± 0.011)	0.9761	0.938 (± 0.027)	0.78 (± 0.01)
Construct validity
Vallecula	0.951 (± 0.014)	-------	0.943 (± 0.033)	0.98 (± 0.02)
Pyriform sinus	0.908 (± 0.017)	-------	0.947 (± 0.025)	0.98 (± 0.02)