The Onset of ADL Difficulties and Changes in Health-Related Quality of Life

Table 3 Marginal Effects of On-set ADLs on Unhealthy Days by using Zero-inflated Negative Binomial Regression

Panel A Physically Unhealthy Days (PUD)
ADL Item							ADL Count
Bathing	6.24***						1	4.36***
	(0.06)							(0.06)
Dressing		6.83***					2	7.26***
		(0.09)						(0.08)
Eating			6.34***				3	10.59***
			(0.12)					(0.16)
Getting In/Out of Chairs				4.93***			4	13.88***
				(0.04)				(0.23)
Walking					4.96***		5	16.35***
					(0.04)			(0.25)
Using the Toilet						6.72***	6	14.22***
						(0.10)		(0.25)
Panel B Mentally Unhealthy Days (MUD)
Bathing	3.00***						1	1.39***
	(0.03)							(0.04)
Dressing		3.19***					2	2.56***
		(0.04)						(0.06)
Eating			3.54***				3	4.35***
			(0.05)					(0.12)
Getting In/Out of Chairs				2.26***			4	6.36***
				(0.03)				(0.17)
Walking					2.07***		5	8.54***
					(0.02)			(0.24)
Using the Toilet						3.27***	6	9.80***
						(0.04)		(0.22)

Notes: Panel A adjusted for covariates listed in Table 1 except MCS, PUD and MUD. Panel B adjusted for covariates listed in Table 1 except PCS, PUD and MUD. *p<0.1, **p<0.05, ***p<0.01

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