Table 2.

Marginal Effects of Healthy Aging Predictors Using a Logit Model.

	The U.S.			Korea
	(1)	(2)	(3)	(4)	(5)	(6)
Dep. Var. = healthy aging index (HAI)	Model 1	Model 2	Model 3	Model 1	Model 2	Model 3
Age	−0.011***	−0.008***	−0.008***	−0.012***	−0.011***	−0.109***
	(0.0002)	(0.0003)	(0.0003)	(0.0002)	(0.0002)	(0.0002)
Female	0.027***	0.052***	0.063***	−0.109***	−0.102***	−0.093***
	(0.003)	(0.003)	(0.003)	(0.002)	(0.002)	(0.002)
Race	0.079***	0.041***	0.034***	—	—	—
	(0.003)	(0.004)	(0.004)	—	—	—
Education
High school		0.072***	0.065***		−0.013***	−0.004
		(0.003)	(0.004)		(0.002)	(0.002)
College or more		0.150***	0.126***		−0.045***	−0.031***
		(0.006)	(0.006)		(0.003)	(0.003)
Spousal accompaniment		0.013***	0.010**		0.029***	0.029***
		(0.004)	(0.004)		(0.002)	(0.002)
Income (Log.)		0.041***	0.035***		0.024***	0.025***
		(0.004)	(0.003)		(0.001)	(0.001)
Smoke			−0.044***			0.013***
			(0.006)			(0.002)
Drink			0.037***			−0.010***
			(0.003)			(0.002)
Exercise			0.071***			−0.045***
			(0.003)			(0.002)
Year dummies	Yes	Yes	Yes	Yes	Yes	Yes
Constant	0.151***	0.151***	0.151***	0.115***	0.115***	0.116***
	(0.001)	(0.001)	(0.001)	(0.001)	(0.001)	(0.001)
F statistic	226.17	238.42	232.84	907.17	605.99	503.02
Observations	58,018			116,384

Note: Robust standard errors are in parentheses.

^***p < 0.01,

^**p < 0.05,

^*p < 0.1.