Table 3. Inter-rater reliability of digital navicular drop test equipment (n=20)

		ICC2,1	95% Confidence interval
			Lower bound	Upper bound
Sitting	Normal group	0.944	0.851	0.984
	Pes planus group	0.958	0.884	0.988
Standing	Normal group	0.978	0.937	0.994
	Pes planus group	0.957	0.881	0.988
Total score	Normal group	0.702	0.384	0.905
	Pes planus group	0.773	0.494	0.931

ICC, intraclass correlation coefficient.