Table 1.

Summary statistics of the Medical Information Mart for Intensive Care IV (MIMIC-IV) dataset.

	Pretraining dataset	Fine-tuning dataset	Test dataset	Total dataset
Patients, n	121,000	36,000	16,000	173,000
Visits, n	285,000	86,000	37,000	408,000
ICD-9a codes, n	1,940,000	579,000	248,000	2,767,000
ATCb codes, n	5,511,000	1,655,000	688,000	7,854,000
All codes, n	7,451,000	2,234,000	937,000	10,622,000

^aICD-9: International Classification of Diseases, Ninth Revision.

^bATC: Anatomical Therapeutic Chemical Code.