Table 4 The post-operative distributions of cervical alignments in Roussouly type classification
Lordosis | Straight | Sigmoid | Kyphosis | Total | |
|---|---|---|---|---|---|
Roussouly Type I | 17 (58.6%) | 8 (27.6%) | 3 (10.3%) | 1 (3.4%) | 29 |
Roussouly Type II | 6 (28.6%) | 11 (52.4%) | 2 (9.5%) | 2 (9.5%) | 21 |
Roussouly Type III | 36 (63.2%) | 13 (22.8%) | 8 (14%) | 0 (0.0%) | 57 |
Roussouly Type IV | 13 (50%) | 8 (30.8%) | 1 (3.8%) | 4 (15.4%) | 26 |
Total | 72 (54.1%) | 40 (30.1%) | 14 (10.5%) | 7 (5.3%) | 133 |