Table 3.

Precision at 5 of sampled queries for electronic health record text.

Query	Structured	Unstructured	CREATEa (unstructured and structured combined)
1	0.8	0.6	0.8
2	0.7	1.0	1.0
3	0.3	0.5	0.8
4	0.7	0.7	1.0
5	0.2	0.9	0.9
Mean	0.54	0.74	0.90

^aCREATE: Cohort Retrieval Enhanced by Analysis of Text from Electronic Health Records.