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Table 3 Comparison of concomitant injuries at primary and revision anterior cruciate ligament reconstruction

From: Comparison of concomitant injuries and patient-reported outcome in patients that have undergone both primary and revision ACL reconstruction—a national registry study

 Primary ACL reconstruction (n = 1014)ACL revision (n = 1014)Change from primary ACL reconstruction to revisionp valuea
Any meniscal injury (MM and/or LM)
Yes
436 (43.0%)342 (33.7%)Decrease 277 (27.3%)
Equal 554 (54.6%)
Increase 183 (18.0%)
< 0.001
MM injury
Yes
223 (22.0%)209 (20.6%)Decrease 164 (16.2%)
Equal 700 (69.0%)
Increase 150 (14.8%)
0.46
LM injury
Yes
282 (27.8%)192 (18.9%)Decrease 211 (20.8%)
Equal 682 (67.3%)
Increase 121 (11.9%)
< 0.001
Meniscal surgical treatment
Yes
372 (36.7%)314 (31.0%)Decrease 248 (24.5%)
Equal 576 (56.8%)
Increase 190 (18.7%)
0.006
MM resection
Yes
149 (14.7%)127 (12.5%)Decrease 128 (12.6%)
Equal 780 (76.9%)
Increase 106 (10.5%)
0.17
MM repair
Yes
41 (4.0%)63 (6.2%)Decrease 37 (3.6%)
Equal 918 (90.5%)
Increase 59 (5.8%)
0.032
LM resection
Yes
180 (17.8%)131 (12.9%)Decrease 154 (15.2%)
Equal 755 (74.5%)
Increase 105 (10.4%)
0.003
LM repair
Yes
45 (4.4%)45 (4.4%)Decrease 40 (3.9%)
Equal 934 (92.1%)
Increase 40 (3.9%)
1.00
Cartilage injury
Yes
186 (18.3%)356 (35.1%)Decrease 63 (6.2%)
Equal 718 (70.8%)
Increase 233 (23.0%)
< 0.001
MCL injury
Yes
37 (3.6%)16 (1.6%)Decrease 33 (3.3%)
Equal 969 (95.6%)
Increase 12 (1.2%)
0.003
LCL injury
Yes
6 (0.6%)12 (1.2%)Decrease 5 (0.5%)
Equal 998 (98.4%)
Increase 11 (1.1%)
0.21
PCL injury
Yes
8 (0.8%)8 (0.8%)Decrease 5 (0.5%)
Equal 1004 (99.0%)
Increase 5 (0.5%)
1.00
PLC injury
Yes
3 (0.3%)16 (1.6%)Decrease 2 (0.2%)
Equal 997 (98.3%)
Increase 15 (1.5%)
0.002
  1. For the comparison of decrease versus increase in each concomitant injury, Yes indicates the presence of the described concomitant injury
  2. ACL anterior cruciate ligament, MCL medial collateral ligament, MM medial meniscus, LCL lateral collateral ligament, LM lateral meniscus, PCL posterior cruciate ligament, PLC posterolateral corner