Analysis of Risk Factors for Postoperative Lower Extremity Deep Venous Thrombosis and its Treatment and Nursing

Table 3

Multivariate analysis of factors affecting the occurrence of LEDVT.

Influencing factors	B	S.E.	Wald χ^2		OR	95%CI
Age	0.892	0.742	1.445	0.637	2.440	0.569–10.447
BMI (kg/m^2)	0.663	0.429	2.388	0.421	1.940	0.837–4.498
Limb paralysis	0.742	0.346	4.599	<0.001	2.100	1.065–4.137
Combined hypertension	0.701	0.340	4.251	<0.001	2.015	1.035–3.925
CVC of lower limbs	0.711	0.211	11.354	<0.001	2.036	1.346–3.078
Bedridden time	0.439	0.214	4.208	<0.001	1.551	1.019–2.359