Detection of Herb-Symptom Associations from Traditional Chinese Medicine Clinical Data

Table 2

Comparison of four data sets.

Data set	Feature types	Number of features	Number of patient cases	Average number of herbs in the formula/of symptom	Common number of patient cases
GPBT	Herb	624	21345	15	21271
	Symptom	6487	23082	8
INSOMNIA	Herb	618	4537	14	4533
	Symptom	1977	4558	11
TS	Herb	162	699	11	699
	Symptom	45	700	9
CHF	Herb	194	148	12	148
	Symptom	29	249	13