Table 5.

Top 9 clustering and keywords included in each cluster.

ID	Cluster	Size	Keyword included
0	Acute respiratory distress syndrome	45	Prediction; hospital; mortality; APACHE; BMI
1	Albumin ratio	44	Septic shock; lactate; criteria; serum albumin
2	Arterial blood pressure	38	Model; algorithm; pharmacovigilance; morbidity
3	External validation	32	Sepsis; acute kidney injury; validity; patient readmission
4	To-albumin ratio	29	Score; heart failure; complication; data element
5	Retrospective study	27	Impact; risk factor; mechanical ventilation; neutrophil
6	Bayesian filter	24	Blood pressure; feature extraction; electrocardiogram; blood pressure estimation
7	Patient profiles	22	Admission; electronic health record; length of stay; arterial pressure
8	Treatment-relatedcomplications	16	Cost; anemia; prednisone; clostridium difficile infection
9	Prediction	3	Spinal anesthesia; heart rate variability; elective cesarean delivery