Test-Retest Reliability of Low-Cost Posturography for Assessing Postural Stability Control Performance during Standing

Table 2

Results of test-retest reliability (intraclass correlation coefficients) for COP displacements and velocities between sessions 1 and 2 in six conditions.

Conditions	COP displacements		COP velocities
	Reliability coefficients (95% confidence interval)	value	Reliability coefficients (95% confidence interval)	value
Double leg stance with feet shoulder width apart and eyes open	0.62 (0.05, 0.85)	0.02	0.62 (0.05, 0.85)	0.02
Double leg stance with feet shoulder width apart and eyes closed	0.85 (0.61, 0.94)	<0.001	0.85 (0.61, 0.94)	<0.001
Double leg stance with feet together and eyes open	0.91 (0.76, 0.96)	<0.001	0.91 (0.76, 0.96)	<0.001
Double leg stance with feet together and eyes closed	0.78 (0.44, 0.91)	0.001	0.78 (0.44, 0.91)	0.001
Single leg stance with eyes open	0.83 (0.56, 0.93)	<0.001	0.82 (0.56, 0.93)	<0.001
Single leg stance with eyes closed	0.91 (0.76, 0.96)	<0.001	0.91 (0.76, 0.96)	<0.001

Statistical significant at .