Table 1.
On‐Treatment Baseline Demographic and Laboratory Characteristics
| Variables | Metoprolol (n=32) | Nebivolol (n=29) | P Value |
|---|---|---|---|
| Demographics | |||
| Age, mean (SD), y | 64.8 (5.6) | 65.5 (7.1) | .69 |
| Female, % | 23 (72) | 20 (69) | .8 |
| Race | |||
| African American, No. (%) | 25 (78.1) | 23 (79.3) | .704 |
| Caucasian, No. | 5 | 4 | – |
| Hispanic, No. | 1 | 0 | – |
| Asian, No. | 1 | 2 | – |
| Smoking | |||
| No. (%) | 19 (59.3) | 12 (41.4) | .074 |
| Former, No. | 4 | 1 | – |
| Yes, No. | 9 | 16 | – |
| Statin use, % | 19 (59.3) | 25 (86.2) | .02 |
| Body mass index | 33.4±6.1 | 34.2±6.5 | .6 |
| Renal‐metabolic | |||
| Hemoglobin A1c, mg/dL | 6.6±0.8 | 6.7±0.8 | .41 |
| eGFR, mL/min/1.73 m2 | 80.4±23.5 | 73.8±20 | .24 |
| Triglycerides, mg/dL | 127.1±77.5 | 107.9±43.8 | .25 |
| LDL, mg/dL | 87.1±29.5 | 92.7±34.8 | .5 |
| Hemodynamics | |||
| Augmentation index at 75 beats per min | 26.2±11.3 | 22.1±9.1 | .09 |
| Pulse wave velocity, m/s | 6.52±1.2 | 6.48±0.8 | .88 |
| Brachial SBP, mm Hg | 139.4±9.1 | 139.6±9.1 | .94 |
| Brachial DBP, mm Hg | 78.9±8.4 | 78.7±7.6 | .89 |
| Aortic SBP, mm Hg | 127.8±8.7 | 125.3±8 | .26 |
| Aortic DBP, mm Hg | 79.8±8.4 | 79±6.9 | .66 |
| PP amplification (central PP/brachial PP) | 0.79±0.09 | 0.77±0.08 | .14 |
Abbreviations: DBP, diastolic blood pressure; eGFR, estimated glomerular filtration rate; LDL, low‐density lipoprotein; PP, pulse pressure; SBP, systolic blood pressure; SD, standard deviation.