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Table 1 Questionnaire scores and clinical characteristics of the lumbar discectomy patients

From: Computed tomographic analysis of the quality of trunk muscles in asymptomatic and symptomatic lumbar discectomy patients

   Discectomy, no pain Discectomy with pain P- value
N   18 18  
Gender male 8 8  
  female 10 10  
Age (yrs) Mean (SD) 44.39 (± 9.27) 49.72 (± 9.33) 0.094
BMI1 ((%) Mean (SD) 25.74 (± 3.36) 26.02 (± 3.36) 0.807
Pain on VAS2 (cm) Mean (SD) 0.69 (± 0.65) 4.7 (± 1.5) <0.001
Radicular pain    11  
Low back pain    7  
Time since surgery (months) Mean (SD) 56.00 (± 18.72) 61.50 (± 14.40) 0.405
Duration pain before operation (months) Mean (SD) 57.06 (± 78.25) 62.12 (± 58.09) 0.427
motor No paresis 16 13  
  paresis 2 5  
sensibility Normal 12 12  
  Abnormal 6 6  
Reflexes Normal 15 12  
  Abnormal 3 6  
Lasègue Positive 0 3  
  Negative 18 15  
Kemp Positive 1 5  
  Negative 17 13  
Slump Positive 3 5  
  Negative 15 13  
QBPDS 3 Mean (SD)
Min-max
14.41 (± 10.81)
0-36
41.72 (± 18.18)
16-75
<0.001
MPI 4 Mean (SD)
Min-max
45.71(± 16.12)
17-83
75.69 (± 20.68)
45-108
<0.001
TAMPA Mean (SD)
Min-max
33.50 (± 9.71)
10-47
39.56 (± 6.33)
27-49
0.041
  1. 1Body Mass Index; 2 Visual Analogue Scale; 3 Quebec Back Pain Disability Scale; 4Multidimensional Pain Inventory