Age
Visit vs Lead III: Amplitude of the secondary R-wave
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Visit 5 | 732 | 74.2 | ± 180.8 | 0.0 | 0.0 | 1,782.0 | 3 | 735 |
Participant's age (category) vs Lead III: Amplitude of the secondary R-wave
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 655 | 71.5 | ± 178.9 | 0.0 | 0.0 | 1,782.0 | 3 | 658 |
| 5-14 yrs old | 63 | 126.7 | ± 350.3 | 0.0 | 0.0 | 1,782.0 | 1 | 64 |
| 15-24 yrs old | 112 | 68.1 | ± 179.7 | 0.0 | 0.0 | 1,176.0 | - | 112 |
| 25-34 yrs old | 62 | 74.0 | ± 169.8 | 0.0 | 0.0 | 976.0 | - | 62 |
| 35-44 years | 97 | 81.5 | ± 172.1 | 0.0 | 0.0 | 893.0 | 1 | 98 |
| 45-54 years | 147 | 50.0 | ± 99.4 | 0.0 | 0.0 | 546.0 | 1 | 148 |
| 55-64 years | 84 | 74.3 | ± 146.1 | 0.0 | 0.0 | 937.0 | - | 84 |
| 65-74 years | 57 | 50.8 | ± 98.9 | 0.0 | 0.0 | 449.0 | - | 57 |
| 75-84 years | 31 | 72.0 | ± 188.3 | 0.0 | 0.0 | 947.0 | - | 31 |
| 85 years or older | 2 | 0.0 | ± 0.0 | 0.0 | 0.0 | 0.0 | - | 2 |
Participant's sex vs Lead III: Amplitude of the secondary R-wave
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 732 | 74.2 | ± 180.8 | 0.0 | 0.0 | 1,782.0 | 3 | 735 |
| Female | 404 | 66.6 | ± 160.5 | 0.0 | 0.0 | 1,176.0 | 2 | 406 |
| Male | 328 | 83.7 | ± 202.8 | 0.0 | 0.0 | 1,782.0 | 1 | 329 |
Participant's race vs Lead III: Amplitude of the secondary R-wave
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 732 | 74.2 | ± 180.8 | 0.0 | 0.0 | 1,782.0 | 3 | 735 |
| White | 303 | 53.4 | ± 118.1 | 0.0 | 0.0 | 947.0 | 1 | 304 |
| Black | 407 | 89.8 | ± 216.5 | 0.0 | 0.0 | 1,782.0 | 2 | 409 |
| More than one race | 22 | 72.0 | ± 141.6 | 0.0 | 0.0 | 405.0 | - | 22 |