Table 3.

Percent agreement (kappa coefficient) between HF classification criteria. The Atherosclerosis Risk in Communities (ARIC) Study.^*

	Heart failure diagnostic classification criteria
Heart failure diagnostic classification criteria	Framingham	Modified Boston	NHANES	Gothenburg	ICD-9-CM 428
ARIC† (acute decompensated HF)	69.5 (0.32)	63.7 (0.18)	60.9 (0.10)	59.5 (0.11)	62.9 (0.13)
ARIC‡ (any HF)	70.5 (0.21)	68.1 (0.10)	67.4 (0.03)	66.9 (0.13)	75.3 (0.22)
Framingham		87.2 (0.61)	81.1 (0.38)	72.9 (0.24)	75.7 (0.14)
Modified Boston			89.5 (0.62)	74.2 (0.23)	77.4 (0.09)
NHANES				73.3 (0.14)	79.3 (0.03)
Gothenburg					74.4 (0.12)

^*Among hospitalized events eligible for review by the ARIC HF Classification Committee. The data are weighted to account for the sampling probabilities (705 sampled events yielding a weighted number of 5011).

^†combines cases classified as definite and possible decompensated HF together as HF = yes; chronic stable HF, or HF unlikely combined as heart failure = no

^‡combines cases classified as definite and possible decompensated HF, and chronic stable HF together as HF = yes; HF unlikely classified as HF = no