Table 4. Patient factors that influence prescribers to deviate from their preferred discharge venous thromboembolism prophylaxis.

Patient factor	Enoxaparin discharge prophylaxis prescribers			Aspirin discharge prophylaxis prescribers
	Absolute percentage difference	95% CI	P value	Absolute percentage difference	95% CI	P value
Intercept	94.4%	84.5% to 100%	<0.001	89.2%	82.8% to 95.6%	<0.001
Fracture
Nonoperative pelvis	Ref (0.0%)			Ref (0.0%)
Operative ankle	−20.6%	−30.1% to −11.1%	<0.001	6.0%	−0.6% to 12.7%	0.07
Operative hip	1.0%	−19.8% to 21.8%	0.93	3.0%	−9.2% to 15.1%	0.63
Operative proximal humerus	−25.6%	−41.6% to −9.7%	0.002	12.3%	4.4% to 20.2%	0.002
Solid organ injury
No	Ref (0.0%)			Ref (0.0%)
Yes	−3.7%	−19.8% to 12.3%	0.65	−6.3%	−14.5% to 1.9%	0.13
Additional VTE risk factors
No	Ref (0.0%)			Ref (0.0%)
Yes	12.4%	−3.5% to 28.4%	0.13	−11.5%	−19.4% to −3.6%	0.005
Health insurance status
Employer-based	Ref (0.0%)			Ref (0.0%)
Uninsured	−13.2%	−22.7% to −3.7%	0.007	4.8%	−1.9% to 11.4%	0.16

The values presented are based on the weighted sample.

VTEvenous thromboembolism