Table I.

Clinical Characteristics of the Patients Undergoing Device Extraction for Elective Generator Replacement or Pocket Infections

	Elective Generator Replacement (N = 66)	Pocket Infection (N = 16)	P Value
Age (years)	70.8 ± 18.1	67.2 ± 17.4	0.47
Gender
Female	21 (31.8%)	7 (43.8%)	0.81
Male	45 (68.2%)	9 (56.3%)	0.43
Device explanted
Pacemaker	34 (51.5%)	12 (75%)	0.86
ICD	32 (49.5%)	4 (25%)	0.20
Duration of implant (years)	5.7 ± 6.0	3.2 ± 4.9	0.036
Previous generator changes	12 (18.2%)	7 (43.8%)	0.97
Comorbidities
Diabetes mellitus	16 (24.2%)	5 (31.2%)	0.77
Hypertension	51 (77.3%)	9 (56.3%)	0.32
Hyperlipidemia	35 (53.0%)	7 (43.8%)	0.45
Chronic renal insufficiency (Stage 4/5)	9 (13.6%)	2 (12.5%)	0.64
Coronary artery disease	35 (53.0%)	7 (43.8%)	0.45
Congestive heart failure	43 (65.2%)	9 (56.3%)	0.47
Medications
Angiotensin-converting enzyme inhibitor	30 (45.5%)	6 (37.5%)	0.46
Angiotensin receptor blocker	12 (18.2%)	2 (12.5%)	0.48
β-blocker	46 (69.7%)	13 (81.3%)	0.72
Aspirin	40 (60.6%)	10 (62.5%)	0.62
Plavix	3 (4.5%)	2 (12.5%)	0.94
Coumadin	27 (40.9%)	5 (31.2%)	0.43
Amiodarone	11 (16.7%)	2 (12.5%)	0.54
Chronic oral steroids	1 (1.5%)	0 (0%)	0.81