Table 3.

Example of the model's score for syndrome differentiation.

Candidate syndromes	Questions	Answers	Symptoms of the patient	Differentiation result	Score
Syndrome of wind and cold and dampness impediment, syndrome of cold and dampness invading the waist	Which part of the body is in pain?	Headache	Lumbago	Syndrome of cold and dampness invading the waist	5
		Chest pain
		Flank pain
		Stomach duct pain
		Lumbago
		Abdominal pain
		Back pain
		Pain in limbs
		Body pain
	What is the pain in the waist?	Frequent soreness	Cold pain and feeling heavy worsens on rainy days
		Cold pain and feeling heavy worsens on rainy days
		Stabbing pain
		Pain extending to lower limbs
		Sudden sharp pain
		Pain that cannot be tilted
	What kind of back pain is it?	Pain that cannot be tilted	Fixed or scurrying pain rises when exposed to wind-cold
		Nape back pain
		Fixed or scurrying pain rises when exposed to wind-cold