Whole cohort | SVE models | VE models | ||||||
---|---|---|---|---|---|---|---|---|
n (%) | Obs | n (%) | Obs | n (%) | Obs | |||
*Diagnoses are self-reported doctor’s diagnoses except for: asthma is self-reported; diabetes determined via diabetic medications use, obesity defined as BMI >30, bronchitis defined as chronic cough or phlegm on most days for three consecutive months or more during the year. | ||||||||
†Medications use includes participants who reported taking the medication at least once throughout the study on the day of their clinic visit. | ||||||||
‡Bronchodilator grouping includes beta-agonist and atrovent medications. | ||||||||
Overall | 30 (100) | 630 | 23 (100) | 482 | 18 (100) | 374 | ||
Arrhythmia | SVE (beats/hr) | Mean (SD) | 50.0 (162.8) | 8.9 (47.1) | – | |||
Min, Med, Max | 0, 1.9, 1389.3 | 0, 0, 642.9 | – | |||||
VE (beats/hr) | Mean (SD) | 52.6 (173.5) | – | 7.4 (22.9) | ||||
Min, Med, Max | 0, 0, 1225.6 | – | 0, 0, 239.9 | |||||
General | Age <65 | 10 (33) | 202 | 9 (39) | 178 | 6 (33) | 116 | |
65–74 | 9 (30) | 196 | 6 (26) | 138 | 4 (22) | 92 | ||
⩾75 | 11 (37) | 232 | 8 (35) | 166 | 8 (44) | 166 | ||
Male | 2 (7) | 33 | 1 (4) | 22 | 0 (0) | 0 | ||
Black (v white) | 9 (30) | 184 | 7 (30) | 137 | 6 (33) | 121 | ||
Ever smoker (v never) | 14 (47) | 289 | 9 (39) | 186 | 8 (44) | 167 | ||
Diagnoses* | ||||||||
Cardiovascular | Angina pectoris | 6 (20) | 116 | 5 (22) | 93 | 4 (22) | 73 | |
Previous MI | 6 (20) | 118 | 5 (22) | 97 | 6 (33) | 118 | ||
Heart failure | 5 (17) | 103 | 5 (22) | 103 | 3 (17) | 65 | ||
Hypertension | 22 (73) | 464 | 15 (65) | 316 | 14 (78) | 294 | ||
Diabetes | 7 (23) | 149 | 7 (30) | 149 | 6 (33) | 125 | ||
Obesity | 20 (67) | 388 | 17 (74) | 342 | 11 (61) | 210 | ||
Respiratory | Bronchitis | 9 (30) | 173 | 5 (22) | 96 | 6 (33) | 120 | |
COPD | 9 (30) | 177 | 5 (22) | 97 | 6 (33) | 118 | ||
Asthma | 9 (30) | 170 | 6 (26) | 114 | 5 (28) | 97 | ||
Medications† | ||||||||
Cardiovascular | Beta-blockers | 12 (40) | 184 | 8 (35) | 108 | 8 (44) | 136 | |
Ca2+ channel blockers | 11 (37) | 204 | 8 (35) | 161 | 6 (33) | 106 | ||
ACE inhibitors | 11 (37) | 176 | 8 (35) | 120 | 7 (39) | 96 | ||
Digoxin | 3 (10) | 56 | 3 (13) | 56 | 3 (17) | 56 | ||
Statins | 8 (27) | 129 | 7 (30) | 109 | 7 (39) | 105 | ||
Anticoagulants | 5 (17) | 82 | 3 (13) | 49 | 3 (17) | 50 | ||
Respiratory | Bronchodilator‡ | 8 (27) | 123 | 5 (22) | 64 | 5 (28) | 64 | |
Asthma steroids | 8 (27) | 96 | 5 (22) | 48 | 4 (22) | 46 |