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Table 1 Comparison of the clinical characteristics

From: Predictors of adverse events after percutaneous pedicle screws fixation in patients with single-segment thoracolumbar burst fractures

Variable Total AE group Non-AE group p
Number of patients 150 53 97  
Age (years) 45.59 ± 11.80 46.89 ± 10.40 44.88 ± 12.44 0.322
Sex (%)     0.802
 Female 70 (46.67) 24 (45.28) 46 (47.42)  
 Male 80 (53.33) 29 (54.72) 51 (52.58)  
BMI (kg/ m2) 24.44 ± 2.34 24.17 ± 1.71 24.59 ± 2.60 0.239
Hypertension (%) 26 (17.33) 10 (18.87) 16 (16.50) 0.714
Diabetes (%) 44 (29.33) 18 (33.96) 26 (26.80) 0.357
Smoking (%) 28 (18.67) 13 (24.53) 15 (15.46) 0.173
VAS 5.98 ± 1.21 5.98 ± 1.19 5.98 ± 1.22 0.993
Osteoporosis (%) 31 (20.67) 16 (30.19) 15 (15.46) 0.033
Cause of injury (%)     0.797
 Traffic accidents 85 (56.67) 32 (60.38) 53 (54.64)  
 Falls from a height 44 (29.33) 13 (24.53) 31 (31.96)  
 Same level falls 14 (9.33) 5 (9.43) 9 (9.28)  
 Sport 7 (4.67) 3 (5.66) 4 (4.12)  
Injury level (%)     0.772
 T11 19 (12.67) 6 (11.32) 12 (12.37)  
 T12 63 (42.00) 22 (41.51) 39 (40.21)  
 L1 45 (30.00) 20 (37.74) 30 (30.93)  
 L2 23 (15.33) 5 (9.43) 16 (16.49)  
  1. BMI body mass index, VAS Visual analogue scores