Table 3.

The Spearman’s Rank Correlation Coefficients (γs) between the Current Clinical Parameters and the Total SDS Scores of the 19 SMON Patients.

Present clinical parameters	γs
Barthel index score	-0.602	**
Gait disturbance	-0.553	*
Going outdoors	-0.639	**
Visual impairment	-0.216
Dysesthesia of legs	-0.121
Age	0.103

*: p<0.05, **: p<0.01