Pattern Changes in the Heart Rate Variability of Patients Undergoing Coronary Artery Bypass Grafting Surgery

Table 1

General characteristics, risk factors, and comorbidities.

Value parameters	Patients (n = 119)
	Values (n)	Ratio (%)
Male	99	83.2
Smoking	55	46.2
BMI ≥ 23	61	51.2
History of myocardial infarction	10	8.4
Hypertension	103	86.6
Dyslipidemia	62	52.1
Chronic obstructive pulmonary disease (COPD)	4	3.4
Type 2 diabetes	40	33.6
Peripheral arterial disease	15	12.6
Renal failure ≥ IIIa	56	47.1
Age (years)	64.92 ± 7.34 (39–81)
BMI (kg/m^2)	22.99 ± 2.85 (15.99–30.8)
Euro SCORE II (%)	1.31 ± 0.82 (0.6–4.9)