Study on the Differences between Traditional Chinese Medicine Syndromes in NYHA I–IV Classification of Chronic Heart Failure

Table 8

Association rules between fluid retention and symptoms.

Consequent	Antecedent	Support (%)	Confidence (%)
Fluid retention = T	Hard pulse = T and Oedema = T	11.43	75.00
Fluid retention = T	Difficult expectoration = T and Oedema = T	10.32	72.31
Fluid retention = T	Hypochondriac distension = T and Spontaneous sweating = T	12.70	68.75
Fluid retention = T	Nausea = T and Hypochondriac distension = T	10.63	68.66
Fluid retention = T	Hypochondriac distension = T and Inability to lie flat = T	10.48	68.18
Fluid retention = T	Hypochondriac distension = T and Oedema = T	16.35	67.96
Fluid retention = T	Thirst without desire to drink = T and Thready pulse = T	10.79	67.65
Fluid retention = T	Oliguria = T and Thready pulse = T	10.79	67.65
Fluid retention = T	Nausea = T and Oedema = T	14.60	66.30
Fluid retention = T	Thirst without desire to drink = T and Insomnia = T	10.79	66.18
Fluid retention = T	Abdominal distension = T and Oedema = T	27.14	66.08
Fluid retention = T	Hypochondriac distension = T and Night sweats = T	13.49	65.88
Fluid retention = T	Thirst without desire to drink = T and Cyanosis of lips = T	11.11	65.71
Fluid retention = T	Fat tongue = T and Inability to lie flat = T	10.16	65.63
Fluid retention = T	Jugular venous distention = T and Oedema = T	12.70	65.00

T= true, indicating the presence of the syndrome or symptom.