Table 1. Patient Characteristicsa.
| Characteristic | No. (%) | |||
|---|---|---|---|---|
| Usual care (n = 1032) | Nudge | |||
| Patient (n = 1181) | Clinician (n = 981) | Combined (n = 937) | ||
| Age, mean (SD), y | 64.6 (10.0) | 66.0 (10.6) | 65.6 (10.6) | 65.6 (10.8) |
| Sex | ||||
| Female | 481 (46.6) | 595 (50.4) | 479 (48.8) | 456 (48.7) |
| Male | 551 (53.4) | 586 (49.6) | 502 (51.2) | 481 (51.3) |
| Race and ethnicity | ||||
| Black | 395 (38.3) | 292 (24.7) | 209 (21.3) | 314 (33.5) |
| Hispanic | 18 (1.7) | 26 (2.2) | 26 (2.7) | 36 (3.8) |
| White | 600 (58.1) | 843 (71.4) | 721 (73.5) | 568 (60.6) |
| Otherb | 19 (1.8) | 20 (1.6) | 25 (2.5) | 19 (1.9) |
| Insurance | ||||
| Commercial | 421 (40.8) | 510 (43.2) | 444 (45.3) | 397 (42.4) |
| Medicare | 536 (51.9) | 634 (53.7) | 518 (52.8) | 499 (53.3) |
| Medicaid | 75 (7.3) | 37 (3.1) | 19 (1.9) | 41 (4.4) |
| Annual household income | ||||
| <$50 000 | 327 (31.7) | 206 (17.4) | 135 (13.8) | 230 (24.5) |
| $50 000-$100 000 | 468 (45.3) | 729 (61.7) | 548 (55.9) | 534 (57.0) |
| >$100 000 | 232 (22.5) | 235 (19.9) | 289 (29.5) | 165 (17.6) |
| Missing | 5 (0.5) | 11 (0.9) | 9 (0.9) | 8 (0.9) |
| Practice specialty | ||||
| Family medicine | 534 (51.7) | 456 (38.6) | 376 (38.3) | 185 (19.7) |
| Internal medicine | 498 (48.3) | 725 (61.4) | 605 (61.7) | 752 (80.3) |
| Encounter type | ||||
| In-person visit | 787 (76.3) | 997 (84.4) | 805 (82.1) | 809 (86.3) |
| Telehealth visit | 245 (23.7) | 184 (15.6) | 176 (17.9) | 128 (13.7) |
| Visit type | ||||
| New | 10 (1.0) | 25 (2.1) | 18 (1.8) | 19 (2.0) |
| Return | 1022 (99.0) | 1156 (97.9) | 963 (98.2) | 918 (98.0) |
| Clinical measures | ||||
| Clinical ASCVD | 201 (19.5) | 273 (23.1) | 246 (25.1) | 213 (22.7) |
| ASCVD risk score, mean (SD)c | 16.9 (8.9) | 16.6 (8.61) | 16.2 (8.0) | 17.4 (8.7) |
| Body mass index, mean (SD)d | 29.9 (7.0) | 29.4 (6.4) | 30.0 (6.5) | 29.6 (6.9) |
| Charlson Comorbidity Index, median (IQR) | 1 (0-2) | 1 (0-2) | 1 (0-2) | 1 (0-2) |
Abbreviation: ASCVD, atherosclerotic cardiovascular disease.
a
Data are for patients in the intervention period from October 19, 2020, to April 18, 2021.
b
Other category included American Indian, East Indian, Pacific Islander, left blank, declined to answer, other, and unknown.
c
ASCVD risk score is only among patients without clinical ASCVD.
d
Calculated as weight in kilograms divided by height in meters squared.