Factor and Cluster Analysis for TCM Syndromes of Real-World Metabolic Syndrome at Different Age Stage

Table 7

The factor constitution of syndrome classification.

Cluster	Factor combination	CVCR (%)	Syndrome type	Main signs and symptoms
1	F1 + F3 + F6 + F7 + F12	20.86	PHS	Spitting, phlegm is thick, sleep disturbance, heavy body trapped, smoking, flustered, palpitation, chest distress, acid heavy pain, obesity, thick or greasy tongue coating, yellow coating, wiry pulse, etc.
2	F2 + F13	10.73	HHFS	Upset, fidgety, impatient and irritable, sleep disturbance, dreaminess, insomnia, etc.
3	F8 + F9 + F11 + F14 + F17 + F19	15.18	DLKS	Thirsty, pharynx trunk, bitter taste, thirsty to drink heat, smoking, epigastric distention, heavy body trapped, waist and knees are soft and sour, frequent loose stools, wiry or slippery pulse, etc.
4	F5 + F15 + F16 + F18	10.54	SDDS	Tiredness and fatigue, spontaneous sweating, constant fear of cold, white tongue coating, greasy tongue coating, deep pulse, etc.
5	F4 + F10	6.90	PTUS	High fat diet, addicted to spicy food, smoking, blurred vision, dizziness, etc.

PHS: phlegm heat syndrome; HHFS: hyperactivity of heart fire syndrome; SDDS: spleen deficiency and dampness syndrome; DLKS: deficiency of liver and kidney syndrome; PTUS: phlegm turbid upper syndrome.