Table 1.
Baseline descriptive characteristics of all eligible SILVER-AMI participants, November 2014 – June 2017 (N = 1557).
| Characteristic | n (%) or Mean (SD) |
|---|---|
| Sociodemographics | |
| Age (mean, SD) | 81.39 (5.03) |
| Male (n, %) | 0888 (57.03%) |
| White (n, %) | 1359 (87.28%) |
| Highest level of education (n, %) | |
| Less than high school | 0184 (11.82%) |
| High school/GED | 0675 (43.35%) |
| 2-year or 4-year college degree | 0462 (29.67%) |
| Graduate or post-graduate degree | 0222 (14.26%) |
| Married or living as married/living with partner (n, %) | 0787 (50.55%) |
| Area deprivation index (ADI) national rank | 41.9 (26.47) |
| Comorbid conditions prior to AMI hospitalization | |
| Coronary artery disease (n, %) | 0837 (53.76%) |
| Arrhythmias (n, %) | 0407 (26.14%) |
| Heart failure (n, %) | 0284 (18.24%) |
| Peripheral arterial disease (n, %) | 0182 (11.69%) |
| Cerebrovascular disease (n, %) | 0232 (14.90%) |
| Chronic obstructive pulmonary disease (n, %) | 0212 (13.62%) |
| Chronic kidney disease (eGFR < 60 ml/min/1.73 m2; n, %) | 0927 (59.54%) |
| Cancer (n, %) | 0322 (20.68%) |
| Diabetes mellitus (n, %) | 0597 (38.34%) |
| Hospitalization characteristics | |
| Length of stay (mean, SD) | 5.89 (5.14) |
| Revascularization Status (n, %) | |
| No cardiac cath | 0215 (13.81%) |
| Cardiac cath without revascularization | 0262 (16.83%) |
| PCI only | 0900 (57.80%) |
| CABG | 0180 (11.56%) |
| In-hospital LVEF (n, %) | |
| ≥50% | 0790 (50.74%) |
| 40–50% | 0294 (18.88%) |
| 30–40% | 0203 (13.04%) |
| <30% | 0117 (7.51%) |
| Participated in cardiac rehabilitation after discharge (n, %) | 0491 (31.54%) |
| Received physical therapy after discharge (n, %) | 0329 (21.13%) |
| Baseline functioning | |
| TICS Total Score (mean, SD) | 30.73 (4.55) |
| Timed Up and Go (n, %) | |
| Completed in <= 15 s | 0480 (30.83%) |
| Completed in > 15 and <= 25 s | 0301 (19.33%) |
| Completed in > 25 s | 0213 (13.68%) |
| Did not complete due to short-term or long-term impairment | 0278 (17.85%) |
| Any ADL domains Impaired (n, %) | 0195 (12.52%) |
| Physical activity one month prior to admission (mean, SD) | 991.60 (1193.76) |
| Social Support Score (mean, SD) | 22.06 (4.22) |
| SF-1 General Health (n, %) | |
| Excellent or Very good | 0466 (29.93%) |
| Good | 0573 (36.80%) |
| Fair | 0370 (23.76%) |
| Poor | 0147 (09.44%) |
Abbreviations: SD = standard deviation; GED = general education diploma; eGFR = estimated glomerular filtration rate; PCI = percutaneous coronary intervention; CABG = coronary artery bypass graft; LVEF = left ventricular ejection fraction; TICS = Telephone Interview of Cognitive Status; ADL = activities of daily living.