. Author manuscript; available in PMC: 2016 Mar 1.

Published in final edited form as: Arch Gerontol Geriatr. 2015 Jan 13;60(2):239–243. doi: 10.1016/j.archger.2015.01.007

Table 3.

Association of Meaningful Decline in Usual Walking Speed and Gait Characteristics

	Partially Adjusted¹		Fully Adjusted²
	n=361		n=361
	OR	95% CI	OR	95% CI
Age	1.03	(1.00,1.07)	1.04	(0.99,1.10)
Cadence (10 steps/min)	0.65	(0.47,0.91)	0.65	(0.43,0.97)
Mechanical Work Expenditure
Anterior-Posterior (100 J/kg)	0.79	(0.68,0.91)	1.14	(0.92,1.42)
Medial-Lateral (100 J/kg)	1.11	(0.62,1.99)	1.95	(0.95,4.00)
Stride Length (cm)	0.89	(0.86,0.91)	.87	(0.83,0.91)
Stride Width (cm)	1.11	(0.99,1.23)	.99	(0.87,1.11)
Double Support (percent of gait cycle)	1.10	(1.03,1.72)	1.01	(0.93,1.10)

Note. 95% CI = 95% confidence interval. Meaningful decline indicates change ≤ −0.05 m/s per year.

model was adjusted for initial gait speed, age, sex, race, height, weight, follow-up time.

model was adjusted for variables in model 1 and gait characteristics listed.