Venous thromboembolism after total joint arthroplasty: results from a Japanese multicenter cohort study

Table 7 Multivariate logistic regression for the composite effectiveness outcomes (symptomatic/non-symptomatic DVT up to POD10 and PE up to POD28) in patients receiving TKA

Predictors	Odds ratio	95% CI	P value
Age, ≧75 years	1.30	0.99-1.71	0.060
Female gender	1.58	1.08-2.31	0.018
History of venous thrombosis	1.11	0.36-3.46	0.846
e-GFR, <60 mL/min per 1.73 m²	1.05	0.77-1.42	0.768
Body mass index, ≧30 kg/m²	0.90	0.58-1.38	0.626
General anesthesia	0.60	0.45-0.80	0.001
Use of tourniquet	2.31	0.95-5.59	0.065
Operation time, ≧120 minutes	0.91	0.69-1.21	0.504
Use of foot pump	1.60	1.15-2.21	0.005
Use of elastic stocking	1.28	0.85-1.94	0.234
Medications
Unfractionated heparin	1.61	0.92-2.79	0.093
Enoxaparin	1.01	0.71-1.45	0.961
Fondaparinux	0.51	0.36-0.72	0.000
Others	1.00	0.49-2.02	0.992

CI, confidence interval; DVT, deep vein thrombosis; e-GFR, estimated glomerular filtrating ratio; PE, pulmonary embolism; TKA, total knee arthroplasty.

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