Table 2 Different types of radiologically detected (MRI) adjacent segment degenerative changes classified according to the systems by Oner, Rijt, and Ramos in relation to surgical options in the treatment of 194 follow-up patients
Group | Group A | Group B | Group C | Group D | Group E | Group F | Group G |
|---|---|---|---|---|---|---|---|
Number of patients N(%) | 31(16) | 87(45) | 6(3) | 12(6) | 9(5) | 31(16) | 18(9) |
Type 1 | 28 | 76 | 6 | 9 | 8 | 28 | 17 |
Type 2 | 1 | 3 | – | 1 | – | 1 | 1 |
Type 3 | 1 | 3 | – | 1 | – | – | – |
Type 4 | – | 1 | – | – | – | – | – |
Type 5 | – | – | – | 1 | – | 1 | – |
Type 6 | 1 | 4 | – | – | 1 | 1 | – |