Research Article

Atenolol’s Inferior Ability to Reduce Central vs Peripheral Blood Pressure Can Be Explained by the Combination of Its Heart Rate-Dependent and Heart Rate-Independent Effects

Table 1

Baseline characteristics.

CharacteristicValues

Demographic characteristics
 Age, years65.5 ± 9.8
 Male sex, n (%)12 (48)
 Height, cm165.8 ± 8.2
 Body mass index (kg/m2)29.5 ± 4.1

Disease characteristics, n (%)
 Hypertension17 (68)
 Coronary artery disease4 (16)
 Dyslipidemia23 (92)
 Atrial fibrillation10 (40)
 Chronic kidney disease (eGFR 30–60 ml/m2/1.73 m2)3 (12)

Pacemaker characteristics
 Atrial pacing (%)85.0 (64.0–93.0)
 Ventricular pacing < 1%, n (%)14 (56)

Cardiovascular medication, n (%)
 Treatment-naïve6 (28)
 ACE inhibitors/ARBs8 (32)
 Calcium channel blockers4 (16)
 Diuretics5 (20)
ß-Blockers12 (48)
 Statins4 (16)
 Antiplatelets8 (32)
 Anticoagulants2 (8)

Blood analyses
 Glucose (mmol/L)5.4 ± 0.7
 Total cholesterol (mmol/L)5.8 ± 1.2
 LDL cholesterol (mmol/L)3.9 ± 1.2
 HDL cholesterol (mmol/L)1.6 ± 0.5
 Triglycerides (mmol/L)1.5 ± 0.5
 eGFR (mL/min/1.73 m2)78.5 ± 16.2
 NT-proBNP (pg/mL)148.0 (85.0–186.0)
 hsCRP (mg/L)1.6 (1.0–2.6)

Hemodynamic characteristics
 Peripheral systolic BP (mmHg)127.8 ± 14.9
 Peripheral diastolic BP (mmHg)80.8 ± 10.0
 Heart rate (bpm)64.4 ± 3.9

Others
 Current smoking, n (%)5 (20)

Values are presented as mean ± SD, median (interquartile range), or count (%). eGFR indicates estimated glomerular filtration rate; ACE, angiotensin-converting enzyme; ARB, angiotensin receptor blocker; LDL, low-density lipoprotein; HDL, high-density lipoprotein; NT-proBNP, N-terminal pro-brain natriuretic peptide; hsCRP, high-sensitivity C-reactive protein; and BP, blood pressure.