Table 3.
Clinical outcome of spinal tuberculosis patients using anterior or posterior debridement joint bone graft and internal fixation by stratification of disease duration
| 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 |
a T test used to compare continuous variables; chi-square and Fisher’s tests used to compare the categorical variables