Incidence, Risk Factors, and Nomogram of Transfusion and Associated Complications in Nonfracture Patients following Total Hip Arthroplasty

Table 2

Multivariate logistic analysis of transfusion in nonfracture patients after total hip arthroplasty.

	Estimated parameter	SE	Wald	95% CI
Weight	-0.038	0.008	25.537	0.948-0.977	<0.001
Smoking (yes)	-0.942	0.248	14.386	0.240-0.634	<0.001
Anesthesia (non-general)	-0.743	0.165	20.255	0.344-0.657	<0.001
Procedures (bilateral)	1.450	0.305	22.653	2.346-7.742	<0.001
Operation time	0.006	0.002	7.932	1.002-1.010	0.005
Estimated blood loss	0.003	0.000	60.863	1.002-1.004	<0.001
Tranexamic acid (use)	-0.773	0.189	16.642	0.318-0.669	<0.001
Coronary heart disease (yes)	0.650	0.291	4.988	1.083-3.391	0.026
Platelet	-0.004	0.001	11.276	0.993-0.998	0.001
Hemoglobin	-0.035	0.006	40.339	0.955-0.976	<0.001

SE: standard error; OR: odds ratio; CI: confidence interval.