Table 4. Logistic regression for transfusion requirement by treatment choice.

Bleeding as defined by transfusion requirement
	OR	95% CI	p -Value
None	1.00
Apixaban prophylaxis	0.68	0.31–1.50	0.34
Apixaban full therapy	0.79	0.40–1.57	0.51
Enoxaparin prophylaxis	0.68	0.32–1.44	0.31
Enoxaparin full therapy	1.31	0.51–3.36	0.58
UFH standard prophylaxis	0.87	0.43–1.74	0.69
UFH high prophylaxis	0.69	0.26–1.79	0.45
UFH full therapy	1.01	0.40–2.53	0.99

Abbreviations: CI, confidence interval; OR, odds ratio; UFH, unfractionated heparin.