Prospective Study
Copyright ©The Author(s) 2024.
World J Orthop. May 18, 2024; 15(5): 457-468
Published online May 18, 2024. doi: 10.5312/wjo.v15.i5.457
Table 1 Demographic characteristics of the study population, n (%)
Parameters
Group A (n = 25)
Group B (n = 25)
P value
Age (yr)0.95
31–40 3 (12)4 (16)
41–50 6 (24)5 (20)
51–60 7 (28)8 (32)
61–70 9 (36)8 (32)
Sex 0.57
Male 12 (48)14 (56)
Female 13 (52)11 (44)
BMI 0.94
18.5-24.99 (36)9 (36)
25.0-29.98 (32)9 (36)
30.0-35.08 (32)7 (28)
K-L grading 0.58
II 11 (44)13 (52)
III 14 (56)12 (48)
Table 2 Visual analog score in various time-points
Time-point
Group A (n = 23)
Group B (n = 24)
Standard error
95%CI
t
P value
Pre-procedure 7.7 ± 1.17.8 ± 0.80.272-0.44-0.640.370.71
1 month Follow-up 7.0 ± 1.87.2 ± 1.00.41-0.62-1.020.480.561
3 months Follow-up6.5 ± 1.87.6 ± 1.60.480.13-2.062.280.03
6 months Follow-up4.3 ± 1.46.8 ± 1.20.361.75-3.246.78< 0.001
12 months Follow-up2.3 ± 0.206.1 ± 0.800.163.47-4.1323.04< 0.001
24 months Follow-up2.4 ± 0.886.2 ± 1.10.273.25-4.3413.97< 0.001
Table 3 International Knee Documentation Committee score in various time-points
Time-point
Group A (n = 23)
Group B (n = 24)
Standard error
95%CI
t
P value
Pre-procedure 33.4 ± 10.2036.7 ± 9.172.743-2.22-8.821.200.23
1 month Follow-up 58.14 ± 17.2356.6 ± 18.255.02-11.63-8.55-0.3070.76
3 months Follow-up60.3 ± 14.2154.2 ± 13.253.88-13.91-1.71-1.570.12
6 months Follow-up62.6 ± 13.2750.16 ± 12.353.62-19.72 to -5.15-3.4310.001
12 months Follow-up78.3 ± 12.2448.76 ± 12.173.45-36.48 to -22.59-8.56< 0.001
24 months Follow-up83.10 ± 18.2545.16 ± 12.354.40-46.80 to -29.07-8.61< 0.001
Table 4 Magnetic resonance observation of cartilage repair tissue 2.0 knee score at baseline and 24-month follow-up
Time-point
Group A (n = 23)
Group B (n = 24)
Standard error
95%CI
t
P value
Baseline52.7 ± 6.253.3 ± 4.71.60-2.62-3.820.370.71
24 months follow-up91.8 ± 5.161.2 ± 8.42.03-34.70 to -26.49-15.01< 0.001