The Variation of Second Evaluation Index
Visit | Mean±SD | Median | Min | Max | ||
---|---|---|---|---|---|---|
KODI | Difference(Visit 2-Visit 1) | 0.21±3.70 | 0.00 | −5.00 | 14.00 | 0.8243 |
Difference(Visit 9-Visit 3) | −2.61±3.20 | −2.00 | −10.00 | 2.00 | <.0001 | |
Difference(Visit 14-Visit 2) | −5.75±4.37 | −5.50 | −17.00 | 1.00 | <.0001 | |
Difference(Visit 14-Visit 3) | −4.93±3.79 | −4.00 | −16.00 | 1.00 | <.0001 |
Korean Oswestry disability index,
within group comparison,
Wilcoxon’s signed rank test.