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Table 1 Demographic and clinical characteristics of the patients (n = 25)

From: Microvascular effects of intravenous esmolol in patients with normal cardiac function undergoing postoperative atrial fibrillation: a prospective pilot study in cardiothoracic surgery

Variable

Value

 Age (years)

63 (58–73)

 Sex ratio (male/female)

16/9

 Body mass index (kg/m2)

26 (22–27)

 Euroscore 2 (%)

5 (3–8)

 Left ventricular ejection fraction (%)

60 (60–66)

 Preoperative serum creatinine (μmol/l)

76 (59–90)

 Glomerular filtration rate (ml/min/1.73 m2)

82 (75–91)

Comorbidities (n, %)

 Hypertension

15 (60)

 Chronic obstructive pulmonary disease

2 (8)

 Dyslipidemia

11 (45)

 Smokers

6 (24)

Type of surgery (n, %)

 Coronary surgery

8 (32)

 Valve surgery

12 (48)

 Combined surgery

2 (8)

 Other cardiac surgery

3 (12)

 Thoracic surgery

4 (16)

Chronic medications (n, %)

 Beta blockers

10 (40)

 Renin angiotensin system inhibitors

12 (48)

 Statins

11 (44)

 Antiplatelet agents

9 (36)

 Calcium channel blockers

5 (20)

 Nitrates

2 (8)

Vasoactive support

 Norepinephrine at baseline (μg/kg/min)

0.03 ± 0.10

During POAF

 Kaliemia (mmol/l)

4.1 ± 0.4

 Hemoglobin (g/dl)

10.8 ± 1.6

 SpO2 (%)

96.0 ± 1.8

  1. Data are shown as median (25th–75th percentile), mean ± SD, or number (%)
  2. POAF postoperative atrial fibrillation, SpO 2 arterial oxygen saturation