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Table 2 Univariate analysis of factors predicting the improvement or complete remission within 5 years

From: May positron emission tomography reveal ectopic or active thymus in preoperative evaluation of non-thymomatous myasthenia gravis?

  MGFA Postinterventus status improvement Complete Remission
Variables Yes (n = 42) No (n = 26) p-value Yes (n = 17) No (n = 51) p-value
Gender       
&Male 18 13   8 23  
&Female 24 13 0.071 9 28 0.888
Symptom duration       
&<12 months 12 8   10 10  
&12 months 30 18 0.068 7 41 0.054
Oropharyngeal symptoms       
&Yes 22 14   8 28  
&No 20 12 0.424 9 23 0.342
MGFA class       
&Class I 3 3   1 5  
&Class II 24 16 0.674 10 30 0.868
&Class III 15 7   6 16  
Surgical approach       
&Sternotomy 29 18   11 36  
&VAT 13 8 0.123 6 15 0.449
Histology       
&Hyperplasia 18 9   5 22  
&Atrophia 12 11 0.045 5 18 0.274
&Normal 12 6   7 11  
Thymic germinal centers       
&Yes 23 10   8 25  
&No 19 16 0.191 9 26 0.889
Ectopic thymic tissue       
&Yes 18 19   5 32  
&No 24 7 0.024 12 19 0.024
Ectopic germinal centers       
&Yes 9 14   2 21  
&No 33 12 0.009 15 30 0.037