Table 2.

Performance of the entity detection process

Process	Medication entity detection
Category	P [%]	R [%]	F [%]
Medication name	92.3	88.6	90.4
Amount	94.8	90.7	92.7
Dosage	90.9	87.9	89.4
Duration	73.5	43.2	54.5
Form	95.0	93.0	94.0
Frequency	94.0	89.5	91.7
Route	95.5	94.0	94.7
Strength	95.0	94.9	95.0
Overall	95.0	91.6	93.3

P indicates precision; R recall; F F-value.