Table 3.

Distribution of second-class codes of question features.

First category, second category		Quantity	Records (N=1000), n (%)
A: Diagnosis			323 (32.30%)
	A0: Other diagnosis-related questions	97
	A1: Tests and examinations	113
	A2: Symptoms and signs	176
	A3: Diagnostic cost	2
B: Treatment			778 (77.80%)
	B1: Not only drug treatment	410
	B2: Nondrug treatment	29
	B3: Drug treatment	472
C: Disease management		128	135 (13.50%)
D: Epidemiology			204 (20.40%)
	D1: Etiology of a disease	27
	D2: Severity of a disease	41
	D3: Age at which a disease occurs	3
	D4: Others	74
	D5: Prognosis of a disease	75
E: Lifestyle			48 (4.80%)
	E0: Other lifestyles	18
	E1: Weight loss	4
	E2: Exercise	11
	E3: Emotion management	3
	E4: Diet	21
F: Selection of health care providers			103 (10.30%)
	F0: Other selection of health care provider-related questions	19
	F1: Department selection	7
	F2: Outpatient service	7
	F3: Physician selection	37
	F4: Hospital selection	40
G: Others			66 (6.60%)
	G0: Others	7
	G1: Fertility	31
	G2: Medical insurance	2
	G3: Opinion judgment	27