| Preoperative | 6 months | 12 months | 24 months | Time/group | Time × group | |
---|---|---|---|---|---|---|---|
KT-2000 arthrometer measurement, mean ± SD | Negative control group (n = 10) | 3.4 ± 2.13 | 0.78 ± 1.84 | 1 ± 1.03 | 1.92 ± 0.92 | < .0001/0.0109 | 0.793 |
Experimental group (n = 8) | 5.1 ± 1.45 | 2.38 ± 1.66 | 1.5 ± 1.78 | 1.8 ± 2.05 | |||
Positive control group (n = 9) | 4.3 ± 2.18 | 2.25 ± 1.6 | 2.39 ± 1.39 | 2.13 ± 1.13 | |||
Lachman testa | Negative control group (n = 10) | 2.4 ± 0.7 | 0 ± 0 | 0.22 ± 0.44 | 0.29 ± 0.76 | < .0001/0.8681 | 0.8038 |
Experimental group (n = 8) | 1.95 ± 0.9 | 0.14 ± 0.38 | 0.5 ± 0.93 | 0.4 ± 0.89 | |||
Positive control group (n = 9) | 2.2 ± 0.79 | 0.1 ± 0.32 | 0.38 ± 1.06 | 0.56 ± 1.01 | |||
Pivot shift testa | Negative control group (n = 10) | 1.3 ± 0.48 | 0 ± 0 | 0.13 ± 0.35 | 0.2 ± 0.45 | < .0001/0.2199 | 0.9245 |
Experimental group (n = 8) | 1.4 ± 0.97 | 0.2 ± 0.45 | 0.14 ± 0.38 | 0.4 ± 0.89 | |||
Positive control group (n = 9) | 1.3 ± 0.48 | 0.4 ± 0.84 | 0.63 ± 1.19 | 0.67 ± 1.12 | |||
International Knee Documentation Committee subjective score | Negative control group (n = 10) | 56.2 ± 17.7 | 68.19 ± 15.14 | 79.95 ± 8.37 | 76.88 ± 21.52 | < .0001/0.2813 | 0.9195 |
Experimental group (n = 8) | 50.88 ± 14.86 | 70.11 ± 16.94 | 77.25 ± 18.75 | 87.36 ± 14.93 | |||
Positive control group (n = 9) | 45.04 ± 19.13 | 65.96 ± 21.7 | 75.04 ± 16.69 | 74.2 ± 22.67 | |||
Lysholm score | Negative control group (n = 10) | 66.6 ± 19.63 | 89.22 ± 8.96 | 91.33 ± 5.02 | 88.44 ± 13.87 | < .0001/0.1384 | 0.8227 |
Experimental group (n = 8) | 73.8 ± 12.87 | 82.5 ± 23.11 | 92.63 ± 8.09 | 95 ± 6.38 | |||
Positive control group (n = 9) | 62.7 ± 20.92 | 87 ± 9.27 | 87.89 ± 11.04 | 83.9 ± 25.71 | |||
Knee Injury and Osteoarthritis Outcome Score | Negative control group (n = 10) | 66.55 ± 20.14 | 87.95 ± 7.06 | 93.78 ± 3.19 | 95.6 ± 4.99 | < .0001/0.9053 | 0.8299 |
Experimental group (n = 8) | 74.17 ± 13.05 | 86.56 ± 13.77 | 92.45 ± 10.43 | 95.08 ± 9.41 | |||
Positive control group (n = 9) | 76.14 ± 17.58 | 90.63 ± 9.08 | 90.5 ± 11.27 | 92.43 ± 12.97 | |||
Tegner activity level | Negative control group (n = 10) | 3.7 ± 2.16 | 4.89 ± 1.27 | 5.89 ± 1.76 | 5.89 ± 2.42 | < .0001/0.6755 | 0.9927 |
Experimental group (n = 8) | 3.9 ± 1.45 | 4.88 ± 0.64 | 6.38 ± 2.5 | 6.57 ± 1.72 | |||
Positive control group (n = 9) | 3.3 ± 1.34 | 4.9 ± 1.97 | 5.89 ± 1.62 | 5.8 ± 2.1 |