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Table 2 Clinical outcome of spinal tuberculosis patients using anterior or posterior debridement joint bone graft and internal fixation

From: A posterior versus anterior debridement in combination with bone graft and internal fixation for lumbar and thoracic tuberculosis

  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
  1. a T test used to compare continuous variables; chi-square and Fisher’s tests used to compare the categorical variables