Table 1 The comparison of the perioperative indexes of the two groups (mean ± SD)
Index | Lanminectomy group | Laminoplasty group | t value | P value |
|---|---|---|---|---|
Incision length | 11.37 ± 1.35 | 10.49 ± 1.08 | 3.473 | P > 0. 05 |
Operation time | 224.86 ± 43.7 | 164.86 ± 36.77 | 5.050 | P < 0. 05 |
Blood loss | 307.88 ± 62.18 | 201.45 ± 54.16 | 6.627 | P < 0. 05 |
Postoperative drainage | 207.42 ± 21.39 | 103.42 ± 10.28 | 7.356 | P < 0. 05 |