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©The Author(s) 2025.
World J Crit Care Med. Dec 9, 2025; 14(4): 103782
Published online Dec 9, 2025. doi: 10.5492/wjccm.v14.i4.103782
Table 3 Friedman test results for the change in functional independence measure cognitive score values of patients before and after the intervention

n
Mean
SD
Mean rank
χ2
df
P value
Preoperative530.604.562.3014.89850.011
Postoperative 1st week530.604.562.30
Postoperative 1st month532.003.463.50
Postoperative 2nd month532.003.463.50
Postoperative 4th month533.402.304.50
Postoperative 12th month534.001.414.90


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