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Table 1 Statistics of the four document types in the EMC clinical corpus

From: ContextD: an algorithm to identify contextual properties of medical terms in a Dutch clinical corpus

Type No. of documents No. of recognized UMLS terms No. of words per document*  
GP entries 2000 3626 23 (14-38)
Specialist letters 2000 2748 39 (16-113)
Radiology reports 1500 3684 66 (46-94)
Discharge letters 2000 2830 163 (95-201)
  1. *Median (interquartile range).