Table 1 Summary of the two radiology data sources
| LTHT PPM | MIMIC-III | |
|---|---|---|
| EHR data source | Leeds Teaching Hospitals NHS Trust, Leeds, UK | Beth Israel Deaconess, Boston, MA, USA |
| Period | 1996–2016 | 2001–2012 |
| # Patients | ~ 1 million | ~ 37,000 |
| # Documents | ~ 5.6 million | ~ 0.5 million |
| Av. report length | 70 tokens | 206 tokens |