Table 4. Main symptoms when conducting combined analysis of clustered latent variables.

Clustered variables	P(s1)*	Main symptoms reaching Max CMI = 95%	Labeling
Z1 (Y0, Y3)	0.3	Yellow coating, dizziness, heart palpitation with anxiety, tinnitus, red tongue, deep pulse	Yin deficiency
Z2 (Y2, Y3)	0.25	Yellow coating, oliguria, red urine	Damp heat
Z3 (Y0, Y1, Y5)	0.24	Pale lips and nails, withered and brittle nails, dizziness, heart palpitation with anxiety	Blood deficiency
Z4 (Y5, Y6)	0.02	Cold aching area, pale yellow or pale white facial complexion, white coating	Wind cold