Background
Methods
Study patients
Operative procedures
Postoperative care
Clinical measurements
Statistical analysis
Results
Baseline
Total | Anterior | Posterior |
p valuea
| |
---|---|---|---|---|
No. of individuals | 186 | 37 | 149 | |
Sex | ||||
Male | 111 (59.7%) | 20 (54.1%) | 91 (61.1%) | 0.44 |
Female | 75 (40.3%) | 17 (45.9%) | 58 (38.9%) | |
Age (years) | 50.0 ± 17.9 | 46.6 ± 17.3 | 50.9 ± 18.0 | 0.19 |
Duration of disease (months) | 12.0 ± 18.4 | 13.2 ± 21.6 | 11.7 ± 17.6 | 0.70 |
Vertebra affected | 0.80 | |||
Lumbar | 92 (49.5%) | 19 (51.4%) | 73 (49%) | |
Thoracic | 94 (50.5%) | 18 (48.6%) | 76 (51%) | |
Chemotherapy duration (days) | ||||
Preoperative | 14.0 ± 10.9 | 11.9 ± 7.7 | 14.5 ± 11.5 | 0.19 |
Postoperative | 16.5 ± 7.5 | 19.4 ± 9.7 | 15.8 ± 6.7 | 0.01 |
Vital status | ||||
Dead | 2 (1.1%) | 1 (2.7%) | 1 (0.7%) | 0.47 |
Alive | 117 (62.9%) | 22 (59.5%) | 95 (63.8%) | |
Unknown | 67 (36.0%) | 14 (37.8%) | 53 (35.5%) |
Clinical efficacy comparison
Total | Anterior | Posterior |
p valuea
| |
---|---|---|---|---|
Cobb’s angle | ||||
Preoperative | 6.1 ± 17.5 | 12.2 ± 16.2 | 4.6 ± 17.6 | 0.01 |
Postoperative | 0.6 ± 14.5 | 2.3 ± 12.9 | 0.2 ± 14.8 | 0.41 |
VAS score | ||||
Preoperative | 0.0003 | |||
0 | 1 (0.5%) | 0 | 1 (0.7%) | |
2 | 9 (4.8%) | 0 | 9 (6.0%) | |
3 | 93 (50.0%) | 12 (3.4%) | 81 (54.4%) | |
4 | 16 (8.6%) | 2 (5.4%) | 14 (9.4%) | |
5 | 53 (28.5%) | 17 (46.0%) | 36 (24.2%) | |
6 | 8 (4.3%) | 3 (8.1%) | 5 (3.4%) | |
7 | 6 (3.2%) | 3 (8.1%) | 3 (2.0%) | |
Mean | 3.8 ± 1.2 | 4.5 ± 1.3 | 3.7 ± 1.2 | 0.0001 |
Postoperative | 0.24 | |||
0 | 84 (45.2%) | 12 (32.4%) | 72 (48.3%) | |
1 | 76 (40.9%) | 21 (56.8%) | 55 (36.9%) | |
2 | 25 (13.4%) | 4 (10.8%) | 21 (14.1%) | |
3 | 0 | 0 | 0 | |
4 | 0 | 0 | 0 | |
5 | 1 (0.5%) | 0 | 1 (0.7%) | |
Mean | 0.7 ± 0.8 | 0.8 ± 0.6 | 0.7 ± 0.8 | 0.42 |
Frankel score | ||||
Preoperative | 0.75 | |||
A | 3 (1.6%) | 0 | 3 (2.0%) | |
B | 7 (3.8%) | 1(2.7%) | 6 (4.0%) | |
C | 9 (4.8%) | 2 (5.4%) | 7 (4.7%) | |
D | 65 (35.0%) | 10 (27.0%) | 55 (36.9%) | |
E | 101 (54.3%) | 24 (64.9%) | 77 (51.7%) | |
Postoperative | 0.85 | |||
A | 0 | 0 | 0 | |
B | 1 (0.5%) | 0 | 1 (0.7%) | |
C | 4 (2.2%) | 1 (2.7%) | 3 (2.0%) | |
D | 22 (11.8%) | 5 (13.5%) | 17 (11.4%) | |
E | 159 (85.5%) | 31 (83.8%) | 128 (85.9%) | |
Surgery duration (minutes) | 221.8 ± 81.8 | 212.8 ± 72.2 | 224.0 ± 84.0 | 0.42 |
Perioperative blood loss (ml) | 743.7 ± 693.7 | 723.2 ± 544.8 | 748.7 ± 727.5 | 0.84 |
Comorbidity | ||||
Yes | 45 (24.2%) | 11 (29.7%) | 34 (22.8%) | 0.38 |
No | 141 (75.8%) | 26 (70.3%) | 115 (77.2%) | |
Hospitalization (days) | 20.5 ± 29.0 | 19.8 ± 8.2 | 20.7 ± 32.1 | 0.87 |
Fused segment | 2.23 ± 0.62 | 2.22 ± 0.48 | 2.24 ± 0.66 | 0.84 |
Tuberculosis duration | ||||||
---|---|---|---|---|---|---|
< 6 months | ≥ 6 months | |||||
Anterior | Posterior |
p valuea
| Anterior | Posterior |
p valuea
| |
No. of individuals | 20 | 11 | 17 | 78 | ||
Cobb’s angle | ||||||
Preoperative | 10.1 ± 11.4 | 4.1 ± 16.2 | 0.07 | 14.7 ± 20.5 | 5.1 ± 18.8 | 0.09 |
Postoperative | − 0.9 ± 12.4 | − 0.4 ± 15.1 | 0.90 | 6.0 ± 12.8 | 0.8 ± 14.6 | 0.20 |
VAS score | ||||||
Preoperative | 4.4 ± 1.2 | 3.4 ± 1.0 | 0.002 | 4.8 ± 1.3 | 4.0 ± 1.2 | 0.04 |
Postoperative | 0.7 ± 0.6 | 0.6 ± 0.8 | 0.40 | 0.9 ± 0.6 | 0.8 ± 0.8 | 0.61 |
Follow-up | 0.4 ± 0.5 | 0.2 ± 0.4 | 0.43 | NA | 0.2 ± 0.4 | 0.20 |
Frankel score | ||||||
Preoperative | 0.51 | 0.96 | ||||
A | 0 | 2 (2.8%) | 0 | 1 (1.3%) | ||
B | 1 (5.0%) | 3 (4.2%) | 0 | 1 (1.3%) | ||
C | 2 (10.0%) | 4 (5.6%) | 0 | 3 (3.9%) | ||
D | 4 (20.0%) | 26 (36.6%) | 6 (35.3%) | 29 (37.2%) | ||
E | 13 (65.0%) | 36 (50.7%) | 11 (64.7%) | 41 (52.6%) | ||
Postoperative | 0.66 | 0.78 | ||||
A | 0 | 0 | 0 | 0 | ||
B | 0 | 1 (1.4%) | 0 | 0 | ||
C | 1 (5.0%) | 1 (1.4%) | 0 | 2 (2.6%) | ||
D | 3 (15.0%) | 10 (14.1%) | 2 (11.8%) | 7 (9.0%) | ||
E | 16 (80.0%) | 59 (83.1%) | 15 (88.2%) | 69 (88.5%) | ||
Surgery duration (minutes) | 197.2 ± 62.1 | 213.8 ± 89.8 | 0.30 | 231.1 ± 80.5 | 233.4 ± 77.8 | 0.90 |
Perioperative blood loss (ml) | 660.0 ± 446.5 | 659.3 ± 582.5 | 1.00 | 797.6 ± 648.2 | 830.1 ± 833.5 | 0.90 |
Comorbidity | ||||||
Yes | 7 (35.0%) | 17 (23.9%) | 0.39 | 4 (23.5%) | 17 (21.8%) | 1.00 |
No | 13 (65.0%) | 54 (76.1%) | 13 (76.5%) | 61 (78.2%) | ||
Hospitalization (days) | 23.2 ± 9.6 | 22.8 ± 44.0 | 0.97 | 15.8 ± 3.2 | 18.7 ± 14.7 | 0.42 |
Fused segment | 2.09 ± 0.29 | 2.19 ± 0.62 | 0.30 | 2.40 ± 0.63 | 2.30 ± 0.71 | 0.60 |
Vertebra affected | ||||||
---|---|---|---|---|---|---|
Lumbar | Thoracic | |||||
Anterior | Posterior |
p value a
| Anterior | Posterior |
p value a
| |
No. of individuals | 19 | 73 | 18 | 76 | ||
Cobb’s angle | ||||||
Preoperative | 8.7 ± 16.6 | − 5.6 ± 16.0 | 0.002 | 15.9 ± 15.3 | 14.4 ± 12.7 | 0.70 |
Postoperative | − 3.3 ± 13.2 | − 10.1 ± 13.8 | 0.05 | 8.1 ± 9.7 | 10.3 ± 6.5 | 0.25 |
VAS score | ||||||
Preoperative | 4.6 ± 1.3 | 3.8 ± 1.2 | 0.01 | 4.4 ± 1.3 | 3.6 ± 1.2 | 0.01 |
Postoperative | 0.6 ± 0.5 | 0.7 ± 0.7 | 0.78 | 0.9 ± 0.7 | 0.7 ± 0.9 | 0.22 |
Follow-up | 0.2 ± 0.4 | 0.3 ± 0.5 | 0.55 | 0.3 ± 0.5 | 0.2 ± 0.4 | 0.54 |
Frankel score | ||||||
Preoperative | 0.01 | 0.81 | ||||
A | 0 | 0 | 0 | 3 (4.0%) | ||
B | 0 | 0 | 1 (5.6%) | 6 (7.9%) | ||
C | 0 | 1 (1.4%) | 2 (11.1%) | 6 (7.9%) | ||
D | 3 (15.8%) | 36 (49.3%) | 7 (38.9%) | 19 (25.0%) | ||
E | 16 (84.2%) | 36 (49.3%) | 8 (44.4%) | 41 (54.0%) | ||
Postoperative | 0.58 | 0.49 | ||||
A | 0 | 0 | 0 | 0 | ||
B | 0 | 0 | 0 | 1 (1.3%) | ||
C | 0 | 0 | 1 (5.6%) | 3 (4.0%) | ||
D | 0 | 5 (6.9%) | 5 (27.8%) | 12 (15.8%) | ||
E | 19 (100%) | 68 (93.1%) | 12 (66.7%) | 60 (79.0%) | ||
Surgery duration (minutes) | 224.8 ± 70.8 | 211.6 ± 75.9 | 0.48 | 200.1 ± 73.4 | 236.0 ± 90.0 | 0.08 |
Perioperative blood loss (ml) | 671.6 ± 458.9 | 732.3 ± 846.7 | 0.76 | 777.8 ± 632.0 | 764.5 ± 596.3 | 0.94 |
Comorbidity | ||||||
Yes | 6 (31.6%) | 14 (19.2%) | 0.35 | 5 (27.8%) | 20 (26.3%) | 1.00 |
No | 13 (68.4%) | 59 (80.8%) | 13 (72.2%) | 56 (73.7%) | ||
Hospitalization (days) | 18.5 ± 7.5 | 17.4 ± 8.7 | 0.61 | 21.2 ± 8.8 | 23.8 ± 44.1 | 0.64 |
Fused segment | 2.16 ± 0.37 | 2.11 ± 0.40 | 0.67 | 2.28 ± 0.57 | 2.36 ± 0.83 | 0.70 |