Skip to main content

Table 1 Correlation of neurological symptoms with each factors

From: Symptomatic small schwannoma is a risk factor for surgical complications and correlates with difficulty of enucleation

  Spontaneous pain X2 test Logistic analysis
Y N P value OR 95 % CI P value
(a)
 Gender
  Male 16 58 0.394 0.725 0.307–1.713 0.463
  Female 16 41 1   
 Age (years)
  ≥50 15 52 0.578 0.706 0.297–1.678 0.431
  <50 17 47 1   
 Location
  Extremity 31 82 0.045 4.388 0.530–36.331 0.17
  Trunk 1 17 1   
 Nerve origin
  Major 20 52 0.324 1.548 0.624–3.840 0.346
  Minor 12 47 1   
 Muscular location
  Intermuscle 23 81 0.227 0.47 0.170–1.296 0.144
  Intramuscle 9 18 1   
 Neuro-location
  Peripheral 27 79 0.567 1   
  Central 5 20 0.794 0.251–2.509 0.694
 Volume (cm3)
  <4 20 40 0.029 2.141 0.893–5.131 0.088
  ≥4 12 59 1   
 Total 32 99  
  Tenderness X2 test Logistic analysis
Y N P value OR 95 % CI P value
(b)
 Gender
  Male 30 44 0.327 0.693 0.332–1.447 0.329
  Female 28 29 1   
 Age (years)
  ≥50 26 41 0.197 0.536 0.255–1.126 0.1
  <50 32 32 1   
 Location
  Extremity 53 60 0.129 2.221 0.692–7.134 0.18
  Trunk 5 13 1   
 Nerve origin
  Major 34 38 0.453 1.288 0.596–2.782 0.519
  Minor 24 35 1   
 Muscular location
  Intermuscle 46 58 0.984 0.835 0.335–2.082 0.698
  Intramuscle 12 15 1   
 Neuro-location
  Peripheral 46 60 0.677 1   
  Central 12 13 1.216 0.472–3.131 0.686
 Volume (cm3)
  <4 28 32 0.612 1.023 0.487–2.152 0.951
  ≥4 30 41 1   
Total 58 73  
  Tinel sign X2 test Logistic analysis
Y N P value OR 95 % CI P value
(c)
 Gender
  Male 42 32 0.592 0.674 0.264–1.721 0.409
  Female 35 22 1   
 Age (years)
  ≥50 42 25 0.353 1.424 0.574–3.534 0.446
  <50 35 29 1   
 Location
  Extremity 73 40 0.001 3.683 0.933–14.538 0.063
  Trunk 4 14 1   
 Nerve origin
  Major 55 17 <0.001 4.67 1.846–11.816 0.001
  Minor 22 37 1   
 Muscular location
  Intermuscle 66 38 0.033 1.914 0.647–5.663 0.241
  Intramuscle 11 16 1   
 Neuro-location
  Peripheral 56 50 0.004 1   
  Central 21 4 3.772 1.018–13.984 0.047
 Volume (cm3)
  <4 47 13 <0.001 6.594 2.487–17.480 <0.001
  ≥4 30 41 1   
Total 77 54  
  Numbness X2 test Logistic analysis
Y N P value OR 95 % CI P value
(d)
 Gender
  Male 19 55 0.338 0.601 0.244–1.479 0.268
  Female 19 38 1   
 Age (years)
  ≥50 21 46 0.547 1.072 0.442–2.600 0.878
  <50 17 47 1   
 Location
  Extremity 35 78 0.214 1.52 0.344–6.720 0.581
  Trunk 3 15 1   
 Nerve origin
  Major 30 42 <0.001 3.04 1.157–7.989 0.024
  Minor 8 51 1   
 Muscular location
  Intermuscle 36 68 0.006 4.581 0.954–21.996 0.057
  Intramuscle 2 25 1   
 Neuro-location
  Peripheral 23 83 <0.001 1   
  Central 15 10 4.209 1.517–11.681 0.006
 Volume (cm3)
  <4 20 40 0.316 1.611 0.654–3.971 0.3
  ≥4 18 53 1   
Total 38 93  
  Postoperative deficits X2 test Logistic analysis
Y N P value OR 95 % CI P value
(e)
 Gender
  Male 13 61 0.585 0.824 0.226–3.001 0.769
  Female 8 49 1   
 Age (years)
  ≥50 9 58 0.407 0.479 0.137–1.670 0.248
  <50 12 52 1   
 Location
  Extremity 17 96 0.441 0.171 0.026–1.132 0.067
  Trunk 4 14 1   
 Nerve origin
  Major 16 56 0.033 3.92 0.860–17.861 0.078
  Minor 5 54 1   
 Muscular location
  Intermuscle 17 87 0.847 0.228 0.046–1.138 0.071
  Intramuscle 4 23 1   
 Neuro-location
  Peripheral 7 99 <0.001 1   
  Central 14 11 32.04 7.566–135.704 <0.001
 Volume (cm3)
  <4 12 48 0.255 3.742 0.989–14.160 0.052
  ≥4 9 62 1   
Total 21 110  
  1. Y yes, N no, OR odds ratio, CI confidential interval