TABLE 2.
Demographic/Intraoperative Parameters
| CEA | Spine | |
|---|---|---|
| Patients (n) | 69 | 56 |
| Age (y) | 70.8±8.2 | 71.9±7.4 |
| Male gender (%) | 41 (59%) | 33 (59%) |
| Obesity* (%) | 11 (16%) | 4 (7%) |
| Diabetes mellitus (%) | 16 (23%) | 4 (7%) |
| Hypertension† (%) | 50 (72%) | 31 (55%) |
| Hypercholesterolemia‡ (%) | 39 (56%) | 14 (25%) |
| Previous myocardial infarction (%) | 22 (32%) | 8 (14%) |
| Previous contralateral CEA (%) | 5 (7%) | 2 (4%) |
| Duration of surgery (min) | 146.8±43.4 | 148.7±54.5 |
| Fentanyl (μg/kg) | 2.4±1.4 | 2.4±1.1 |
| Midazolam (mg/kg) | 0.04±0.01 | 0.03±0.01 |
*
Obesity = BMI ≥ 30
†
hypertension = SBP > 140/use of antihypertensives
‡
hypercholesterolemia = cholesterol > 200/use of anticholesterol medication.