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Table 6 Performance of state-of-the-art MIST de-identification system against our system, over the development and test sets

From: A system for de-identifying medical message board text

  Development (BC) Test (Arthritis)
   Recall Precision Recall Precision
MIST Proper names 79.9% 80.5% 72.2% 74.9%
  Usernames 49.5%   34.3%  
  All names 73.0%   54.6%  
Proposed system Proper names 98.9% 67.4% 99.0% 61.4%
  Usernames 94.5%   90.3%  
  All names 98.1%   94.3%