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Table 4 Morphological characteristics of the cuneiform 1-metatarsal 2&3 plantar ligament

From: Morphological characteristics of the Lisfranc ligament

   Length (mm) Width (mm) Thickness (mm) Angle (°)
Type I-a   6.0 ± 1.8 5.7 ± 1.3 2.3 ± 0.8 79.5 ± 3.7
Type I-b Superior fiber bundle 5.1 ± 0.5 3.2 ± 1.0 2.0 ± 0.8 80.9 ± 6.3
Inferior fiber bundle 7.5 ± 0.8 3.0 ± 0.5 2.6 ± 1.0 78.1 ± 6.5
Average   6.3 ± 1.4 2.3 ± 0.9 79.5 ± 6.1
Total   6.2 ± 0.8
Type II-a   6.6 ± 1.4 4.7 ± 1.2 2.2 ± 0.8 81.7 ± 4.8
Type II-b Superior fiber bundle 4.4 ± 0.3 3.5 ± 0.6 1.5 ± 0.3 86.7 ± 4.8
Inferior fiber bundle 5.6 ± 0.5 4.4 ± 0.4 1.6 ± 0.2 89 ± 5.2
Average   5.0 ± 0.4 1.6 ± 0.3 87.8 ± 4.7
Total   7.9 ± 0.6
Type III-a   6.0 ± 2.1 6.2 ± 2.2 2.1 ± 0.2 82.7 ± 5.5
Type III-b Superior fiber bundle 5.5 3.5 2.5 80.7
Inferior fiber bundle 7.2 3.4 1.9 80.3
Average   6.3 ± 1.2   2.2 ± 0.4 80.5 ± 0.2
Total    6.9   
Total   6.1 ± 1.6 4.7 ± 1.5 2.2 ± 0.7 81.4 ± 5.2