Patient Characteristics Can Influence the Incidence of Perioperative Microemboli during Carotid Artery Interventions

Table 4

Univariate analysis of demographics in patients who developed perioperative microemboli with either CEA or CAS.

Patient demographic	Overall ( = 55)	CEA ( = 12)	CAS ( = 43)	value
Age				0.99
<60	10.7%	8.3%	11.6%
61–70	39.3%	33.3%	41.9%
71–80	30.3%	33.3%	30.2%
>80	12.5%	25.0%	16.3%
Male	96.4%	92.3%	97.7%	0.41
Smoking	67.9%	84.6%	62.8%	0.19
Diabetes	51.8%	69.2%	46.5%	0.21
Hypertension	92.9%	100%	90.7%	0.56
Hyperlipidemia	92.9%	100%	90.7%	0.56
Obesity (BMI > 30)	42.9%	69.2%	34.9%	0.05
CAD	73.2%	46.2%	81.4%	0.03
COPD	28.6%	23.1%	30.2%	0.74
PVD	35.7%	38.5%	34.9%	0.99
Atrial fibrillation	14.3%	23.1%	11.6%	0.37
Prior CEA	26.8%	7.7%	32.6%	0.15
Prior TIA	44.6%	30.8%	48.8%	0.34
Prior Stroke	25.0%	15.4%	27.9%	0.48
Contralateral carotid Occlusion	7.1%	15.4%	4.7%	0.23
Plaque calcification	26.8%	15.4%	30.2%	0.48
Plaque ulceration	23.2%	23.1%	23.3%	0.99