Introduction
Material and methods
Patient selection
Perioperative management
Observation indicators
Follow-up
Statistical analysis
Results
Baseline patient characteristics and grouping
Items | Lumbar segments | No. | Age (years) | Gender (M/F) | Cervical vertebral canal index |
---|---|---|---|---|---|
< 72 h | 1 level | 17 | 53.79 ± 11.49 | 10/7 | 0.91 ± 0.06 |
2 levels | 13 | 56.44 ± 13.01 | 6/7 | 0.93 ± 0.08 | |
3 levels | 8 | 58.83 ± 12.95 | 5/3 | 0.84 ± 0.07 | |
> 72 h | 1 level | 15 | 55.68 ± 11.75 | 9/6 | 0.92 ± 0.07 |
2 levels | 14 | 56.59 ± 12.09 | 8/6 | 0.91 ± 0.07 | |
3 levels | 11 | 59.56 ± 11.86 | 6/5 | 0.82 ± 0.08 |
Preoperative and postoperative ASIA and JOA scores for the early (within 72 h) and delayed (after 72 h) surgery groups
Items | Follow-up | < 72 h (n = 38) | > 72 h (n = 40) | p |
---|---|---|---|---|
ASIA score | Preoperative | 49.81 ± 11.52a | 51.33 ± 10.74a | > 0.05 |
Postop. 1 month | 62.13 ± 9.89 | 59.87 ± 12.03 | > 0.05 | |
Postop. 6 months | 78.56 ± 6.44 | 64.28 ± 7.39 | < 0.05 | |
Postop. 12 months | 81.77 ± 8.31 | 66.91 ± 9.27 | < 0.05 | |
Postop. 24 months | 85.87 ± 7.43 | 71.06 ± 10.91 | < 0.05 | |
JOA score | Preoperative | 7.83 ± 1.72a | 7.76 ± 1.72a | > 0.05 |
Postop. 1 month | 9.85 ± 1.73 | 9.78 ± 1.89 | > 0.05 | |
Postop. 6 months | 12.77 ± 1.64 | 10.35 ± 1.64 | < 0.05 | |
Postop. 12 months | 13.81 ± 1.46 | 10.90 ± 2.03 | < 0.05 | |
Postop. 24 months | 14.79 ± 1.35 | 12.27 ± 1.74 | < 0.05 |
Preoperative and postoperative ASIA and JOA scores for patients requiring fusion of different numbers of segments
Items | Follow-up | 1 level (n = 32) | 2 levels (n = 27) | 3 levels (n = 19) | p |
---|---|---|---|---|---|
ASIA score | Preoperative | 51.08 ± 12.52 a | 48.97 ± 9.88a | 50.16 ± 10.52a | > 0.05 |
Postop. 1 month | 63.13 ± 8.79 | 59.87 ± 12.03 | 62.73 ± 9.89 | > 0.05 | |
Postop. 6 months | 80.09 ± 6.86 | 78.91 ± 7.12 | 70.23 ± 6.72 | < 0.05 | |
Postop. 12 months | 81.21 ± 7.84 | 80.02 ± 8.93 | 69.52 ± 9.01 | < 0.05 | |
Postop. 24 months | 84.36 ± 7.58 | 82.91 ± 8.72 | 71.84 ± 8.20 | < 0.05 | |
JOA score | Preoperative | 7.89 ± 1.86a | 7.74 ± 1.59a | 7.68 ± 1.68a | > 0.05 |
Postop. 1 month | 9.87 ± 2.01 | 9.79 ± 1.56 | 9.96 ± 1.86 | > 0.05 | |
Postop. 6 months | 11.47 ± 1.76 | 11.26 ± 1.61 | 11.04 ± 1.69 | > 0.05 | |
Postop. 12 months | 13.04 ± 2.31 | 12.94 ± 1.88 | 10.98 ± 1.81 | < 0.05 | |
Postop. 24 months | 13.87 ± 1.68 | 13.79 ± 2.09 | 11.85 ± 1.74 | < 0.05 |
ASIA score, JOA score, and ASIA impairment scale under the interaction of the timing of surgery and the number of fused segments
Items | Follow-up | 1 level | 2 levels | 3 levels | |||
---|---|---|---|---|---|---|---|
< 72 h (n = 17) | > 72 h (n = 15) | < 72 h (n = 13) | > 72 h (n = 14) | < 72 h (n = 8) | > 72 h (n = 11) | ||
ASIA score | Postop. 1 month | 64.14 ± 8.43 | 61.97 ± 7.91 | 60.38 ± 8.06 | 58.61 ± 7.83 | 63.97 ± 9.07 | 62.01 ± 8.75 |
Postop. 6 months | 84.56 ± 10.22 | 76.41 ± 11.37a | 81.74 ± 9.84 | 73.85 ± 10.08a | 69.85 ± 8.01 | 70.34 ± 7.82 | |
Postop. 12 months | 86.22 ± 11.37 | 76.93 ± 10.24a | 84.24 ± 9.37 | 74.63 ± 8.87a | 70.72 ± 7.94 | 69.91 ± 8.27 | |
Postop. 24 months | 87.37 ± 8.98 | 78.15 ± 10.77a | 86.04 ± 9.11 | 75.06 ± 9.68a | 72.14 ± 8.27 | 71.48 ± 9.06 | |
JOA score | Postop. 1 month | 9.95 ± 1.96 | 9.82 ± 2.07 | 9.75 ± 1.73 | 9.82 ± 1.47 | 9.83 ± 1.47 | 10.06 ± 2.14 |
Postop. 6 months | 12.11 ± 1.59 | 11.03 ± 1.75a | 11.81 ± 1.60 | 10.36 ± 1.52a | 11.17 ± 1.75 | 10.94 ± 1.69 | |
Postop. 12 months | 13.83 ± 1.88 | 12.32 ± 2.01a | 13.06 ± 1.94 | 11.90 ± 1.87a | 12.41 ± 2.01 | 12.05 ± 1.77 | |
Postop. 24 months | 14.25 ± 1.66 | 13.17 ± 1.42a | 14.42 ± 1.932 | 12.78 ± 1.88a | 12.91 ± 1.82 | 12.17 ± 1.90 |
Items | Follow-up | Preoperative | Postop. 1 m | Postop. 6 m | Postop. 12 m | Postop. 24 m |
---|---|---|---|---|---|---|
1 level | < 72 h (n = 17) | A, 1; B, 3; C, 5; D, 8 | A, 1; B, 2; C, 5; D, 9 | A, 0; B, 2; C, 6; D, 9 | A, 0; B, 1; C, 5; D, 11 | A, 0; B, 1; C, 3; D, 13 |
> 72 h (n = 15) | A, 2; B, 3; C, 4; D, 6 | A, 2; B, 3; C, 3; D, 7 | A, 2; B, 3; C, 2; D, 8 | A, 1; B, 3; C, 3; D, 8 | A, 1; B, 3; C, 3; D, 8 | |
2 levels | < 72 h (n = 13) | A, 2; B, 3; C, 3; D, 5 | A, 2; B, 3; C, 2; D, 6 | A, 2; B, 2; C, 2; D, 7 | A, 1; B, 1; C, 3; D, 8 | A, 0; B, 2; C, 2; D, 9 |
> 72 h (n = 14) | A, 2; B, 2; C, 3; D, 7 | A, 2; B, 2; C, 3; D, 7 | A, 2; B, 2; C, 2; D, 8 | A, 2; B, 2; C, 2; D, 8 | A, 1; B, 2; C, 3; D, 8 | |
3 levels | < 72 h (n = 8) | A, 2; B, 3; C, 2; D, 1 | A, 2; B, 3; C, 2; D, 1 | A, 2; B, 2; C, 2; D, 2 | A, 2; B, 2; C, 2; D, 2 | A, 1; B, 2; C, 3; D, 2 |
> 72 h (n = 11) | A, 2; B, 4; C, 2; D, 3 | A, 2; B, 4; C, 1; D, 4 | A, 2; B, 4; C, 1; D, 4 | A, 2; B, 3; C, 1; D, 5 | A, 2; B, 1; C, 2; D, 6 |