Risk Factors Predicting Complications of Transvenous Lead Extraction

Table 3

Risk factors of minor and major complications—multivariate logistic stepwise regression.

	HR	95CI	p
Major complications: multivariate regression based on dwell time of the oldest one extracted lead in patient
Dwell time of the oldest one year]	1.138	1.090-1.188	0.000
Female gender	2.362	1.098-5.078	0.028
Hemoglobin concentration g/dl]	1.271	1.064-1.515	0.008
Number of abandoned leads in the patient (by one)	1.653	1.086-2.515	0.019
Major complications: multivariate regression based on mean dwell time of leads extracted in patient
Mean dwell time of leads year]	1.181	1.118-1.247	0.000
Female gender	2.390	1.103-5.180	0.027
Hemoglobin concentration g/dl]	1.274	1.066-1.524	0.008
Number of any technical problems during TLE	1.369	1.017-1.841	0.038
Number of abandoned leads in the patient (by one)	1.757	1.126-2.742	0.013
Major complications: multivariate regression based on sum of dwell time of leads extracted in single patient
Sum of dwell time of leads (1 year)	1.056	1.031-1.082	0.000
Female gender	2.709	1.266-5.797	0.010
Hemoglobin concentration g/dl]	1.224	1.020-1.468	0.029
Number of previous procedures in patient (by one)	1.276	0.980-1.662	0.070
Minor complications
Hemoglobin concentration [1g/dl]	1.332	1.198-1.479	0.000
Previous sternotomy	1.756	1.062-2.905	0.028
Lack of antiplatelet therapy	1.724	1.052-2.825	0.031
First implantation of CIED under the age of 30	2.170	1.195-3.940	0.011
Malposition of the lead in the left ventricle	6.930	1.360-35.318	0.020