Table 4.

Precision, recall and the F1-score for the Clinical Entity Finder and NegEx using annotator A as Gold Standard. The evaluation was performed on 180 clinical notes and the scores for both exact and partial matches are given.

Entity type	Body part		Finding		Disorder		Negated Finding		Negated Disorder
Scope Precision	Exact	Partial	Exact	Partial	Exact	Partial	Exact	Partial	Exact	Partial
	0.90	0.96	0.78	0.89	0.80	0.85	0.74	0.77	0.70	0.70
Recall	0.52	0.55	0.50	0.57	0.73	0.78	0.47	0.48	0.78	0.78
F1-score	0.66	0.70	0.61	0.70	0.76	0.81	0.57	0.59	0.74	0.74