Table 3. Patient factors that influence prescribers to deviate from their preferred in-hospital venous thromboembolism prophylaxis.

Patient factor	Enoxaparin in-hospital prophylaxis prescribers			Aspirin in-hospital prophylaxis prescribers
	Absolute percentage difference	95% CI	P value	Absolute percentage difference	95% CI	P value
Intercept	95.2%	91.9% to 98.5%	<0.001	95.2%	84.1% to 100%	<0.001
Fracture
Nonoperative pelvis	Ref (0.0%)			Ref (0.0%)
Operative ankle	−4.3%	−7.5% to −1.0%	0.01	4.0%	−7.2% to 15.3%	0.48
Operative hip	−2.7%	−8.3% to 3.0%	0.36	−2.5%	−22.0% to 17.1%	0.80
Operative proximal humerus	−2.2%	−5.5% to 1.1%	0.18	9.6%	−2.1% to 21.4%	0.11
Solid organ injury
No	Ref (0.0%)			Ref (0.0%)
Yes	4.9%	1.6% to 8.2%	0.004	−5.6%	−17.5% to 6.3%	0.36
Additional VTE risk factors
No	Ref (0.0%)			Ref (0.0%)
Yes	1.8%	−1.4% to 5.1%	0.27	−18.9%	−30.6% to −7.1%	0.002
Health insurance status
Employer-based	Ref (0.0%)			Ref (0.0%)
Uninsured	−3.4%	−6.6% to −0.1%	0.04	0.8%	−10.5% to 12.0%	0.89

The values presented are based on the weighted sample.

VTEvenous thromboembolism