Table 1.

Changes in the Frailty Status Based on Changes in the Number of J-CHS Components

Number of positive J-CHS components	At the first survey	0 (n=247)						1 (n=202)
	At the second survey	0	1	2		3		0	1	2	3		4
	(n)	(169)	(65)	(10)		(3)		(78)	(89)	(27)	(7)		(1)
Subgroups based on changes in the frailty status		FCG	UCG	UCG		UCG		FCG	UPG	UCG	UCG		UCG
Number of positive J-CHS components	At the first survey	2 (n=77)						3 (n=16)				4 (n=3)
	At the second survey	0	1	2	3		5	0	1	2	3	1	2
	(n)	(20)	(35)	(16)	(5)		(1)	(4)	(2)	(4)	(6)	(2)	(1)
Subgroups based on changes in the frailty status		FCG	FCG	UPG	UCG		UCG	FCG	FCG	FCG	UCG	FCG	FCG

Abbreviations: J-CHS, Japanese version of Cardiovascular Health Study; FCG, favorable change group; UPG, unchanged as prefrail group; UCG, unfavorable change group.