Table 3 Relationship between patterns of meniscal tears with Schatzker classification
Patterns of meniscal tears | Schatzker I (n = 7) | Schatzker II (n = 99) | Schatzker III (n = 17) | Schatzker IV (n = 31) | Schatzker V (n = 66) | Schatzker VI (n = 32) | Frequency of meniscal tears | Statistics analysis |
|---|---|---|---|---|---|---|---|---|
Longitudinal (%) | 2 (28.6%) | 43 (43.4%)a | 3 (17.6%) | 3 (9.7%) | 5 (7.6%) | 3 (9.4%) | 59 (23.4%)d | P < 0.05 |
Radial (%) | 0 (0%) | 5 (5.1%) | 2 (11.8%) | 3 (9.7%) | 6 (9.1%) | 2 (9.5%) | 19 (7.5%) | P > 0.05 |
Flap (%) | 0 (0%) | 6 (6.1%) | 0 (0%) | 4 (12.9%) | 6 (9.1%) | 1 (4.8%) | 17 (6.7%) | P > 0.05 |
Bucket-handle (%) | 0 (0%) | 2 (2.0%) | 0 (0%) | 6 (19.4%)b | 5 (7.6%) | 5 (15.6%) | 18 (7.1%) | P < 0.05 |
Horizontal (%) | 1 (14.3%) | 3 (3.0%) | 1 (5.9%) | 0 (0%) | 7 (10.6%) | 2 (6.3%) | 13 (5.2%) | P > 0.05 |
Oblique (%) | 0 (0%) | 3 (3.0%) | 1 (5.9%) | 1 (3.2%) | 6 (9.1%) | 1 (3.1%) | 12 (4.8%) | P > 0.05 |
Complex (%) | 0 (0%) | 9 (9.1%) | 0 (0%) | 1 (3.2%) | 13 (19.7%) | 7 (21.9%)c | 30 (11.9%) | P < 0.05 |