Descriptive Statistics of Driving and Nondriving Older Adults by Living Situation

Variable	Community-Dwelling Older Adults (M [SD])		Retirement-Living Older Adults (M [SD])
	Driving (n = 636)	Nondriving (n = 80)	Driving (n = 90)	Nondriving (n = 74)
Continuous (M [SD])
Age	73.9 (6.0)***	77.9 (7.4)	79.5 (7.3)	79.7(7.8)
Lower extremity function (lowest-highest = 0–100)	58.8 (17.2) ***	44.4 (17.5)	50.0 (16.6)**	41.2 (19.4)
Neighborhood walkability	−0.4 (2.5)***	1.9 (3.6)	0.1 (2.9)**	1.8 (3.9)
Residential density (unit: 100)	2.3 (0.7)***	3.0 (0.7)	2.7(1.2)	3.0 (1.2)
Land use mix
diversitya	2.3 (0.8)	2.5 (0.9)	2.3 (0.7)	2.4 (0.8)
accessa	2.7 (0.6)**	2.9 (0.6)	2.8 (0.5)	2.8 (0.6)
Street connectivitya	3.0 (0.7)	2.9 (0.7)	3.0 (0.6)	3.1(0.7)
Walking/cycling infrastructuresa	2.8 (0.8)	2.7 (0.8)	3.0 (0.8)	3.0 (0.7)
Neighborhood aestheticsa	3.1 (0.8)	3.1 (0.7)	3.0 (0.7)	3.2 (0.7)
Traffic safetya	2.6 (0.7)	2.7 (0.7)	2.7 (0.8)	2.7 (0.7)
Pedestrian safety structuresa	2.6 (0.5)	2.6 (0.5)	2.7 (0.4)	2.7 (0.4)
Personal safetya	2.7 (0.8)	2.8 (0.8)	3.0 (0.8)	2.9 (0.7)
Microscale sum scorea,b	3.1 (0.6)	3.1 (0.8)	3.3 (0.7)	3.2 (0.7)
Categorical (%)
Women	50.4%***	75.0%	56.7%***	87.8%
Non-Hispanic White	28.2%*	38.8	32.2%	33.8%
Completed college	49.9%	41.3%	46.7%*	31.1%
Married or living with a partner	59.7%***	33.8%	41.1%***	13.5%
Visual impairment	5.2%***	17.5%	12.2%	18.9%
Hearing problems	12.4%*	22.5	18.9%	18.9%
Confusion	9.4%	15.0%	13.3%	23.0%
Depression	10.7%	13.8%	10.0%	14.9%
Having parks within 500 m from home	58.6%**	77.5%	62.2%*	79.7%
Having recreation facilities within 500 m from home	41.0%**	56.3%	50.0%	62.2%

^aBased on Neighborhood Environment Walkability Scale; scores range 1 to 4, with higher numbers representing more activity-friendly attributes.

^bMean score of walking or cycling facilities, aesthetics, traffic safety, pedestrian safety structures, and transit stops.

^*p < .05,

^**p < .01,

^***p < .001.