Table 5. Comparison of functional disability (K-ODI) pre- and post-intervention

Variables	Pre-test (Mean±SD)	Post-test (Mean±SD)	t	p
K-ODI (score)	29.40±5.60	23.62±5.01	7.180	<.001*

Values are presented as mean±standard deviation. K-ODI: Korean version of the Oswestry Disability Index.Significant difference between pre- and post-intervention (p<.05).