Table 1 Summary of collected data

From: Post-marketing surveillance of anticancer drugs using natural language processing of electronic medical records

Data type

Number of records/number of documents

Average number per patient

Structured data

  

DPC registration data

175,624 (44,502 unique patients)

3.9

Prescription orders

3,911,157

87.9

Injection orders

11,259,143

253.0

Narrative data

Progress records

4,856,533

109.1

Nursing records

3,607,590

81.0

Discharge summaries

122,231

2.7