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Table 1 Characteristics of thymectomized patients just before thymectomy and non-thymectomized patients at the first year of the diagnosis

From: Frequency of myasthenic crisis in relation to thymectomy in generalized myasthenia gravis: A 17-year experience

  Thymectomized patients (n = 110) Non-thymectomized patients (n = 109) P value
Age at diagnosis (years) 29.2 ± 13.7 33.0 ± 15.9 0.059
Gender (male/female) 41/69 53/56 0.089
Osserman Score* = I 0 0  
Osserman Score = IIa 46 48  
Osserman Score = IIb 37 50  
Osserman Score = III 25 11  
Osserman Score = IV 2 0  
Follow up period (years) 6.4 ± 4.3 7.9 ± 5.6 0.134
  1. * Mann-Whitney U test showed no significant difference between two groups (Z = |1.421| & P = 0.155)