. Author manuscript; available in PMC: 2014 Apr 1.

Published in final edited form as: J Vasc Surg Venous Lymphat Disord. 2013 Mar 14;1(2):117–1125. doi: 10.1016/j.jvsv.2012.09.001

Table II. A.

Demographics: LE-DVT

Variable	Negative DVT	Positive DVT	P value
Number of patients	122	112
Age, years	53.6	58.3	.016
Female gender, n (%)	76/122 (62)	46/112 (41)	.002
Race (% Caucasian)	102/122 (84)	103/112 (92)	.073
Body mass index, kg/m² (range)	29.1 (28.1-30.2)	30.2 (28.7-31.7)	.25
Active smoker (%)	14/122 (11)	15/112 (13)	.69
Previous DVT (%)	10/122 (8)	41/112 (37)	<.001
Family history (%)	20/122 (16)	26/112 (23)	.25
Prophylactic anticoagulation (%)	6/122 (5)	17/112 (15)	.014
Active cancer (%)	22/122 (18)	39/112 (35)	.004
History of cancer (%)	40/122 (33)	55/112 (49)	.01
Immunosuppression (%)	15/122 (12)	21/112 (19)	.21
Inpatient (%)	7/122 (6)	26/112 (23)	<.001
Travel (%)	15/122 (12)	10/112 (9)	.53

DVT, Deep venous thrombosis; LE, lower extremity.