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 10 Results of the Friedman test for changes in the American Spinal Injury Association Sensory Score (Pin-Prick values) before and after intervention

n
Mean
SD
Mean rank
χ2
df
P value
Preoperative662.0018.421.50
Postoperative week 1663.6718.131.8328.83850.000
Postoperative month 1668.6717.472.75
Postoperative month 2674.3319.823.92
Postoperative month 6678.3320.925.08
Postoperative month 12681.3322.265.92