Table 1-.
Characteristics of ED ACS encounters before HEART implementation (May 6, 2015-May 5, 2016) and after HEART implementation (June 3, 2016-June 2, 2017 (post-intervention)
| Patient Level Characteristics* | Encounter Level Characteristics | |||||
|---|---|---|---|---|---|---|
| Pre- HEART N=27,726 | Post- HEART N=31,481 | Total N=59,207 | Pre- HEART N=30,522 | Post- HEART N=34,871 | Total N=65,393 | |
| Mean Age (SD) | 57.6 (16.25) | 57.6 (16.29) | 57.6 (16.27) | 57.9 (16.29) | 58.0 (16.35) | 58.0 (16.32) |
| Gender (F) Race | 16031 (57.8%) | 18053 (57.3%) | 34084 (57.6%) | 17569 (57.6%) | 19905 (57.1%) | 37474 (57.3%) |
| Race | ||||||
| Alaska Native/Pacific Islander | 502 (1.8%) | 525 (1.7%) | 1027 (1.7%) | 549 (1.8%) | 585 (1.7%) | 1134 (1.7%) |
| Asian | 2772 (10%) | 3090 (9.8%) | 5862 (9.9%) | 3023 (9.9%) | 3377 (9.7%) | 6400 (9.8%) |
| Black | 4437 (16%) | 4996 (15.9%) | 9433 (15.9%) | 5039 (16.5%) | 5753 (16.5%) | 10792 (16.5%) |
| Others | 5551 (20%) | 6847 (21.7%) | 12398 (20.9%) | 5963 (19.5%) | 7401 (21.2%) | 13364 (20.4%) |
| White | 14464 (52.2%) | 16023 (50.9%) | 30487 (51.5%) | 15948 (52.3%) | 17755 (50.9%) | 33703 (51.5%) |
| Hispanic Ethnicity | 10311 (37.2%) | 12060 (38.3%) | 22371 (37.8%) | 11282 (37.0%) | 13280 (38.1%) | 24562 (37.6%) |
| Some College Education** % (SD) | 57.1 (18.95) | 56.6 (19.21) | 56.8 (19.09) | 56.9 (18.96) | 56.4 (19.22) | 56.6 (19.10) |
| Elixhauser Comorbidity Index Mean (SD) | 3.8 (3.12) | 3.7 (3.04) | 3.7 (3.08) | 4.0 (3.26) | 4.0 (3.17) | 4.0 (3.21) |
| Hypertension | 15026 (54.2%) | 16827 (53.5%) | 31853 (53.8%) | 17127 (56.1%) | 19376 (55.6%) | 36503 (55.8%) |
| Diabetes | 7432 (26.8%) | 8725 (27.7%) | 16157 (27.3%) | 8490 (27.8%) | 10108 (29%) | 18598 (28.4%) |
| High Cholesterol | 16607 (59.9%) | 18839 (59.8%) | 35446 (59.9%) | 18694 (61.2%) | 21402 (61.4%) | 40096 (61.3%) |
| BMI Category | ||||||
| Underweight <18.5 | 295 (1.1%) | 327 (1%) | 622 (1.1%) | 347 (1.1%) | 402 (1.2%) | 749 (1.1%) |
| Normal weight 18.5–24.9 | 6148 (22.2%) | 6683 (21.2%) | 12831 (21.7%) | 6779 (22.2%) | 7447 (21.4%) | 14226 (21.8%) |
| Overweight 25–29.9 | 9409 (33.9%) | 10671 (33.9%) | 20080 (33.9%) | 10338 (33.9%) | 11795 (33.8%) | 22133 (33.8%) |
| Obese >30 | 11663 (42.1%) | 13551 (43%) | 25214 (42.6%) | 12845 (42.1%) | 14976 (42.9%) | 27821 (42.5%) |
| Unknown | 211 (0.8%) | 249 (0.8%) | 460 (0.8%) | 213 (0.7%) | 251 (0.7%) | 464 (0.7%) |
| Smoking Status | ||||||
| Never | 16778 (60.5%) | 19133 (60.8%) | 35911 (60.7%) | 18327 (60%) | 20991 (60.2%) | 39318 (60.1%) |
| Passive | 166 (0.6%) | 166 (0.5%) | 332 (0.6%) | 173 (0.6%) | 188 (0.5%) | 361 (0.6%) |
| Quit | 8266 (29.8%) | 9204 (29.2%) | 17470 (29.5%) | 9288 (30.4%) | 10453 (30%) | 19741 (30.2%) |
| Active | 1836 (6.6%) | 2071 (6.6%) | 3907 (6.6%) | 2036 (6.7%) | 2317 (6.6%) | 4353 (6.7%) |
| Missing | 680 (2.5%) | 907 (2.9%) | 1587 (2.7%) | 698 (2.3%) | 922 (2.6%) | 1620 (2.5%) |
| Family History of CAD | 9118 (32.9%) | 10702 (34%) | 19820 (33.5%) | 10187 (33.4%) | 12143 (34.8%) | 22330 (34.1%) |
| Coronary Artery Disease | 5435 (19.6%) | 6187 (19.7%) | 11622 (19.6%) | 6711 (22%) | 7770 (22.3%) | 14481 (22.1%) |
| Prior Coronary Revascularization | 381 (1.4%) | 415 (1.3%) | 796 (1.3%) | 524 (1.7%) | 571 (1.6%) | 1095 (1.7%) |
*
For patients with more than one encounter in the pre-implementation or post-implementation period, information from the first encounter was used
**
Some College Education Missing (Patient Level Pre: 49, Post: 39; Encounter Level Pre: 53, Post: 42)