Table 3. Clinical outcome analysis.
*Statistically Significant at p<0.05
1Kruskal-Wallis H Test
2Dunn’s Post-hoc Pairwise Comparison Test
Abbreviations: Knee Injury and Osteoarthritis Outcome Score (KOOS), Activities of Daily Living (ADL), Sports and Recreation (Sports/Rec), Quality of Life (QoL), International Knee Documentation Committee Subjective Knee Form (IKDC), EuroQol-5 Dimension (EQ-5D), 12-Item Short Form Health Survey (SF-12), Not Significant (n/s).
| Pre-operative n = 36 Median (IQR) | Meniscectomy n = 64 Median (IQR) | Meniscal Repair n = 17 Median (IQR) | P-value1 | H | Pre-operative vs Meniscectomy2 | Pre-operative vs Meniscal Repair2 | Meniscectomy vs Meniscal Repair2 | |
| KOOS | ||||||||
| Pain | 44.0 (31.0 - 55.3) | 58.0 (36.0 - 89.0) | 86.0 (66.5 - 92.0) | <0.001* | 20.2 | 0.002* | <0.001* | 0.022* |
| Symptoms | 54.0 (36.0 - 61.0) | 68.0 (46.0 - 86.0) | 86.0 (68.0 - 93.0) | <0.001* | 18.3 | 0.003* | <0.001* | 0.033* |
| ADL | 46.0 (35.0 - 70.5) | 65.5 (37.3 - 87.3) | 90.0 (78.0 - 96.5) | <0.001* | 17.4 | 0.039* | <0.001* | 0.003* |
| Sports/Rec | 25.0 (5.0 - 36.3) | 35.0 (15.0 - 70.0) | 77.5 (66.3 - 85.0) | <0.001* | 17.1 | 0.023* | <0.001* | 0.007* |
| QoL | 25.0 (13.0 - 31.0) | 44.0 (19.0 - 69.0) | 56.0 (50.0 - 69.0) | <0.001* | 21.7 | 0.002* | <0.001* | 0.016* |
| Overall | 37.0 (23.2 - 48.1) | 50.7 (36.8 - 80.9) | 79.8 (65.8 - 82.6) | <0.001* | 20.4 | 0.002* | <0.001* | 0.029* |
| IKDC | 35.1 (22.1 - 43.4) | 43.7 (28.2 - 71.3) | 66.7 (54.1 - 76.5) | <0.001* | 17.8 | 0.008* | <0.001* | 0.016* |
| Lysholm | 47.0 (26. - 58.0) | 61.5 (39.5 - 85.6) | 84.0 (71.0 - 87.5) | <0.001* | 23.5 | 0.001* | <0.001* | 0.017* |
| Tegner | ||||||||
| Pre-injury | 5.0 (4.0 - 9.0) | 5.0 (3.0 - 7.0) | 8.5 (5.0 - 10.0) | 0.027* | 7.2 | 0.173 | 0.009* | 0.151 |
| Current | 2.0 (1.0 - 4.0) | 3.0 (2.0 - 4.0) | 4.5 (2.3 - 8.5) | 0.011* | 9.0 | 0.162 | 0.003* | 0.031* |
| EQ-5D Index | 0.57 (0.38 - 0.68) | 0.69 (0.42 - 0.84) | 0.77 (0.64 - 0.84) | 0.001* | 15.0 | 0.005* | <0.001* | 0.081 |
| EQ-5D VAS | 70.0 (51.3 - 80.0) | 70.0 (50.0 - 82.3) | 80.0 (66.3 - 85.0) | 0.103 | 4.5 | n/s | n/s | n/s |
| SF-12 | ||||||||
| PCS | 31.1 (26.8 - 37.1) | 35.6 (24.3 - 48.0) | 49.5 (43.0 - 53.7) | <0.001* | 19.1 | 0.094 | <0.001* | 0.001* |
| MCS | 46.3 (40.6 - 54.0) | 50.0 (39.7 - 58.2) | 52.9 (45.5 - 58.8) | 0.226 | 3.0 | n/s | n/s | n/s |