Table 1:
Participant characteristics
| Characteristic | No. (%) of participants, modified Allen test† n = 219 |
No. (%) of participants, heart rate–monitoring application† n = 219 |
|---|---|---|
| Sex, male | 136 (62.1) | 149 (68.0) |
| Age, yr; mean ± SD | 65.6 ± 13.2 | 67.0 ± 12.5 |
| Height, m; mean ± SD | 1.69 ± 0.1 | 1.70 ± 0.1 |
| Weight, kg; mean ± SD | 83.4 ± 21.1 | 84.3 ± 20.2 |
| Body mass index, kg/m2; mean ± SD | 28.9 ± 6.3 | 29.0 ± 6.4 |
| Heart rate, bpm; mean ± SD | 71.5 ± 15.2 | 71.2 ± 14.2 |
| Ethnic origin | ||
| White | 199 (90.9) | 208 (95.0) |
| Nonwhite | 20 (9.1) | 11 (5.0) |
| Medical history | ||
| Hypertension | 144 (65.8) | 149 (68.0) |
| Diabetes | 90 (41.1) | 78 (35.6) |
| Smoking | 59 (26.9) | 67 (30.6) |
| Family history of premature coronary artery disease* | 48 (21.9) | 50 (22.8) |
| Dyslipidemia | 135 (61.6) | 151 (68.9) |
| Previous myocardial infarction | 101 (46.1) | 105 (47.9) |
| Previous angiography | 109 (49.8) | 107 (48.9) |
| Previous percutaneous coronary intervention | 76 (34.7) | 72 (32.9) |
| Previous coronary artery bypass graft | 42 (19.2) | 38 (17.4) |
| Previous stroke | 20 (9.1) | 13 (5.9) |
| Previous arterial line | 29 (13.2) | 27 (12.3) |
| Medications | ||
| Angiotensin-converting enzyme inhibitor/angiotensin receptor blocker | 108 (49.3) | 112 (51.1) |
| β-Blocker | 169 (77.2) | 149 (68.0) |
| Statin | 161 (73.5) | 167 (76.3) |
| Acetylsalicylic acid | 162 (74.0) | 168 (76.7) |
| Clopidogrel/ticagrelor | 98 (44.7) | 91 (41.6) |
| Warfarin | 23 (10.5) | 26 (11.9) |
| Direct oral anticoagulant | 6 (2.7) | 18 (8.2) |
| Unfractionated heparin | 25 (11.4) | 24 (11.0) |
| Low-molecular-weight heparin | 25 (11.4) | 15 (6.8) |
| Bivalirudin | 1 (0.5) | 1 (0.5) |
| Nitrate | 33 (15.1) | 30 (13.7) |
Note: bpm = beats per minute, SD = standard deviation.
*
Defined as having a first-degree relative with clinically overt coronary artery disease (myocardial infarction, angina pectoris, need for coronary artery revascularization) before age 55 years (men) or 65 years (women).
†
Unless otherwise specified.