Table 1.
Demographics and clinical characteristics of the patient cohort from UTHSC EHR
| Demographics | UTHSC cohort | AHWFB external cohort | St. Jude LIFE cohort |
|---|---|---|---|
| Npatients = 50,132 | Npatients = 2,305 | Npatients = 243 | |
| NECGs = 167,662 | NECGs = 2,305 | NECGs = 243 | |
| Age at ECG taken (y) ± SD | 62.58±13.98 | 63.04±16.89 | 35.4±10.0 |
| Sex | |||
| Male (0), n (%) | 26,616 (53.1) | 1176 (51.02) | 123 (49.6) |
| Female (1), n (%) | 23,513 (46.9) | 1129 (48.98) | 125 (50.4) |
| Race/ethnicity | |||
| African American, n (%) | 25,911 (51.7) | 433 (18.79) | 34 (13.7) |
| White, n (%) | 22,918 (45.7) | 1746 (75.75) | 206 (83.1) |
| Other, n (%) | 1303 (2.6) | 126 (5.5) | 8 (3.2) |
AHWFB = Atrium Health Wake Forest Baptist; ECG = electrocardiogram; LIFE = [St. Jude] Lifetime Cohort Study; UTHSC = University of Tennessee Health Science Center/Medical Center in Memphis, TN.