Table I.

Patient demographics, comorbidities, disposition and their association with treatment variables

Patient variable	Treatment
	Heparin locking		Systemic anticoagulation		Increased VTE prophylaxis
	No, % (n = 11)	Yes, % (n = 37)	No, % (n = 26)	Yes, % (n = 22)	No, % (n = 33)	Yes, % (n = 15)
Demographics
Age > 65	27.3	37.8	46.2	22.7a	42.2	20.0
Female sex	54.5	46.0	57.7	36.4	51.5	40.0
Comorbidities
DM	45.5	51.4	46.2	54.6	45.5	60.0
BMI > 40	45.5	35.1	34.6	40.9	33.3	46.7
CKD	36.4	16.2	30.8	9.1a	18.2	26.7
ESRD	18.2	10.8	15.4	9.1	15.2	6.7
HTN	63.6	73.0	65.4	77.3	66.7	80.0
COPD	9.1	8.1	3.9	13.6	9.1	6.7
Prehospital anticoagulation	27.3	37.8	11.5	13.6	33.3	40.0
Catheter location
Right IJ	18.2	13.5	50.0	18.2a	21.2	0.0a
Left IJ	54.6	18.9b	30.8	22.7	27.7	26.7
Right femoral	0.0	18.9	46.2	40.9	18.2	6.7
Left femoral	27.3	48.7	3.9	27.3b	33.3	66.7b
Catheter length
16 cm double lumen	36.4	13.5a	26.9	9.1	15.2	26.7
16 cm triple lumen	36.4	8.1b	7.7	22.7	21.2	0.0a
20 cm double lumen	0.0	21.6a	7.7	27.7a	21.2	6.7
24 cm double lumen	27.3	56.8a	57.7	40.9	42.4	66.7

BMI, Body mass index; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; DM, diabetes mellitus; ESRD, end-stage renal disease; HTN, hypertension; IJ, internal jugular vein; VTE, venous thromboembolism.Significance values represent results of χ² testing for patient variables by treatment. Percentages in treatment columns represent the percent of patients with the corresponding treatment.

^aP < .10.

^bP < .05.