Table 3 Diseases of the circulatory system* relative to the classes of diagnostic comparison

Diagnoses	Class					Total	Concordance
Diagnoses	I	II	III	IV	V	Total	Concordance
Acute myocardial infarction†	2 (2)	5 (5)	24 (12)	13 (3)	65 (54)	109 (76)	59.6% (71.1%)
Acute pulmonary oedema	2	13	8	1	20	44	45.5%
Aorta dissection	2	1	0	1	12	16	75%
Infective endocarditis	1	2	2	2	19	26	73.1%
Pulmonary embolism	13	17	12	15	31	88	35.2%

*Frequency higher than 15 cases and at least one diagnosis in class I.
†Numbers between parentheses show the frequency of cases of myocardial infarction excluding subendocardial infarctions.