Table 1–

Similarity values and example pairs of mental diseases

Similarity value range	Number of pairs	Description	Example pairs
[0.9, 1)	488	Extremely similar	(hypomania, mania)
[0.8, 0.9)	1,432	Very similar	(identity disorder, moderate depression)
[0.5, 0.8)	9,915	Weakly similar	(asperger’s disorder, psychoactive substance-induced withdrawal syndrome)
[0.0, 0.5)	59,820	Similar	(alzheimer’s disease, Developmental articulation disorder)
<0	8,545	Connect	(receptive language delay, acute depression)
		In total, there are 80,200 pairs