Table 2.

Algorithm performance: all allergy entries

	All allergies		Drug allergies		Food allergies		All unique strings only
	Dataset		Dataset		Dataset		Dataset
Measure	Training	Testing	Training	Testing	Training	Testing	Training	Testing
# evaluated	22 995	23 910	21 019	20 737	1755	1828	3275	3662
Accuracy (%)	98.22	95.98	98.63	96.69	98.38	93.63	99.60	81.13
Specificity (%)	95.97	97.79	90.32	85.00	100.00	88.89	75.00	97.60
Precision (%)	99.98	99.98	99.99	99.99	100.00	99.95	99.97	99.89
Recall (%)	98.23	95.97	98.83	96.70	98.38	93.65	99.63	80.55
F-measure (%)	99.10	97.93	99.30	98.30	99.18	96.69	99.80	89.18

F-measure=harmonic mean of precision and recall.