Table 5 Diagnoses of congestive heart failure, cardiomyopathy, valvular heart disease and renovascular hypertension relative to the classes of diagnostic comparison.

Diagnoses	Class					Total	Concordance
	I	II	III	IV	V
Congestive heart failure	–	–	6	13	193	212	91%
Cardiomyopathy*	–	1	1	–	31	33	93.9%
Valvular heart disease	–	–	3	14	167	184	90.8%
Renovascular hypertension	–	–	2	–	4	6	66.7%

*Dilated, hypertrophic, eosinophilic, restrictive, alcoholic and amyloidosis.