. Author manuscript; available in PMC: 2017 Mar 1.

Published in final edited form as: J Am Geriatr Soc. 2016 Mar 1;64(3):596–601. doi: 10.1111/jgs.14016

Table 1.

Study Sample Characteristics

	Slow gait (N=181)	Preserved gait (N=157)	P Value
Age (mean ± SD)	74.9 ± 6.5	72.2 ± 5.4	<.001
Female	52.5%	27.4%	<.001
Nonwhite race	29.3%	14.0%	<.001
Comorbid diseases
Atrial fibrillation	7.7%	4.5%	.213
Heart failure	12.7%	5.7%	.029
Hypertension	80.7%	70.1%	.023
Diabetes	35.9%	24.2%	.020
Chronic lung disease	12.2%	5.7%	.041
Advanced renal dysfunction^a	9.7%	4.5%	.074
Peripheral vascular disease	8.3%	5.7%	.362
AMI presentation
ST-elevation AMI	33.7%	46.5%	.016
Shock	2.8%	3.8%	.584
In-hosp. revascularization	70.7%	80.9%	.030
Participated in rehab (6 mo.)	40.0%	52.4%	.040

Defined as calculated creatinine clearance <30 mL/min

SD=standard deviation