| Anterior decompression and fusion (N = 32) | Laminoplasty (N = 91) | Posterior decompression and fusion (N = 24) | P value (PA–L, PA–P, PL–P) |
---|---|---|---|---|
Preoperative EQ-5D score | 0.58 ± 0.20 | 0.56 ± 0.14 | 0.60 ± 0.27 | 0.64, 0.99, 0.58 |
Postoperative EQ-5D score | 0.69 ± 0.18 | 0.66 ± 0.17 | 0.70 ± 0.20 | 0.85, > 0.99, 0.86 |
Change in EQ-5D score from preoperatively to 1 year after surgery | 0.11 ± 0.17 | 0.09 ± 0.20 | 0.10 ± 0.26 | > 0.99, 0.90, 0.94 |