Table 1.

Patient demographics, comorbidities and treatment and socioeconomic factors stratified by patients with high vs low chronic stress level.

	PSS-4 Score ≥ 6 n=198	PSS-4 Score <6 n=862	P value
Demographics
Age (Mean ± SD)	65.2 ± 9.5	68.2 ± 9.2	< 0.001
Female Sex (%)	44.9	35.3	0.01
White (%)	70.7	84.9	< 0.001
Comorbidities and treatment (%)
Current smoker	40.9	35.4	0.32
Diabetes	41.9	30.4	0.001
Hypertension	85.4	79.1	0.02
Congestive Heart Failure	14.6	8.6	0.009
Chronic Kidney Disease	11.6	10.6	0.67
Cancer	11.6	9.6	0.40
Osteoarthritis	8.6	9.2	0.78
Sleep Apnea	11.6	7.8	0.08
Chronic Back Pain	13.6	14.0	0.88
Coronary Artery Disease	51.0	42.7	0.03
History of MI	23.7	18.7	0.11
History of stroke	11.6	11.6	0.81
Invasive Treatment Strategy	18.3	28.2	0.004
ABI (Mean ± SD)	0.65 ± 0.20	0.67 ± 0.18	0.20
Rutherford Classification of Symptoms (%)
Mild Claudication	16.8	23.9	<0.001
Moderate Claudication	45.7	50.0
Severe Claudication	37.6	26.1
Socioeconomic Status (%)
High school education	73.1	69.9	0.37
Not enough money left at month end	24.4	6.7	<0.001
Avoiding care due to cost	25.0	11.4	<0.001
Work for pay	46.2	36.4	0.25
Depressive Symptoms at Baseline
PHQ-8 ≥ 10 (%)	41.0	8.2	< 0.001
PHQ-8 (Mean ± SD)	8.5 ± 6.4	3.6± 3.8	< 0.001

Ankle Brachial Index (ABI), Myocardial Infarction (MI), 8-point patient health questionnaire (PHQ-8),