. Author manuscript; available in PMC: 2015 Jan 1.

Published in final edited form as: Disabil Health J. 2013 Aug 13;7(1 0):S4–14. doi: 10.1016/j.dhjo.2013.06.007

Table 2.

Odds Ratios for Trend in Logistic Models of Limitation, 1997-2010, Ages 40-64 and 65+, NHIS Sample Adults (Both Sexes, Females, and Males)

	40-64			65+

Sample and model	Difficulty with any of 9 physical functions	Needs help with IADLs	Needs help with ADLs	Difficulty with any of 9 physical functions	Needs help with IADLs	Needs help with ADLs
Both sexes	(n=168,890)	(n=169,364)	(n=169,384)	(n=77,771)	(n=78,267)	(n=78,280)
Basic: age, sex	1.009^***	1.009^*	1.027^***	1.008^**	0.984^***	0.991^†
Basic+education	1.012^***	1.017^***	1.035^***	1.015^***	0.992^*	1.000
Basic+smoking	1.013^***	1.013^**	1.032^***	1.009^**	0.984^***	0.991^†
Basic+BMI	1.001	1.001	1.018^**	1.000	0.978^***	0.987^**
Females	(n=92,711)	(n=92,979)	(n=93,001)	(n=48,087)	(n=48,419)	(n=48,423)
Basic: age	1.007^**	1.013^*	1.036^***	1.012^***	0.985^***	0.999
Basic+education	1.012^***	1.020^***	1.044^***	1.019^***	0.993	1.009
Basic+smoking	1.010^***	1.016^**	1.039^***	1.012^***	0.984^***	0.998
Basic+BMI	0.998	1.003	1.026^**	1.004	0.979^***	0.993
Males	(n=76,179)	(n=76,385)	(n=76,383)	(n=29,684)	(n=29,848)	(n=29,857)
Basic: age	1.011^***	1.004	1.016	1.004	0.981^**	0.977^*
Basic+education	1.013^***	1.010	1.023^*	1.010^**	0.990	0.982^†
Basic + smoking	1.016^***	1.009	1.022^*	1.006^†	0.982^**	0.977^*
Basic+BMI	1.004	0.999	1.009	0.997	0.979^**	0.975^*

^†

p < .10;

p < .05;

^**

p < .01;

^***

p < .001