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Table 1 Anatomic parameters of the PCL tibial attachment compared between males and femalesa

From: MRI analysis of tibial PCL attachment in a large population of adult patients: reference data for anatomic PCL reconstruction

Variable Mean ± Standard Deviation P
Total Male Female
APD, mm 33.6 ± 3.5 35.5 ± 3.0 31.6 ± 2.7 .000
α, ° 122.4 ± 8.1 122.6 ± 7.9 122.2 ± 8.3 .462
PTS, mm 22.3 ± 3.5 23.6 ± 3.5 20.9 ± 2.8 .000
L1, mm 13.4 ± 3.0 14.2 ± 3.1 12.5 ± 2.6 .000
L2, mm 17.8 ± 3.0 18.9 ± 3.1 16.7 ± 2.5 .000
L3, mm 9.6 ± 2.4 10.1 ± 2.5 9.1 ± 2.1 .000
L1/PTS, % 60.0 ± 9.1 60.2 ± 9.5 59.8 ± 8.8 .513
L2/PTS, % 80.0 ± 4.6 80.1 ± 4.7 79.9 ± 4.4 .513
L3/PTS, % 43.3 ± 9.7 43.0 ± 9.9 43.6 ± 9.4 .383
L4, mm 15.0 ± 3.3 15.9 ± 3.4 14.1 ± 2.8 .000
  1. aAPD anterior-posterior diameter, α the angle between the tibial plateau and the posterior tibial ‘shelf’, PTS posterior tibial ‘shelf’, L1 distance from the proximal position of the tibial PCL attachment to the tibial plateau, L2 distance from the central position of the tibial PCL attachment to the tibial plateau, L3 width of the tibial PCL attachment site, L4 the vertical dimension of the PCL attachment site from the center of the PCL attachment perpendicularly to a line along the tibial plateau