Clinical Trials Study
Copyright ©The Author(s) 2025.
World J Stem Cells. May 26, 2025; 17(5): 101675
Published online May 26, 2025. doi: 10.4252/wjsc.v17.i5.101675
Table 9 Results of the Friedman test for changes in the American Spinal Injury Association Sensory score (Light Touch values) before and after intervention

n
Mean
SD
Mean rank
χ2
df
P value
Preoperative662.0018.421.50
Postoperative week 1665.3318.231.83
Postoperative month 1670.3318.262.7528.29950.000
Postoperative month 2674.6719.044.08
Postoperative month 6678.6720.735.08
Postoperative month 12681.6722.505.75