Histogram
Visit vs Lead II: Absolute amplitude of the Q-wave
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Visit 5 | 732 | 32.1 | ± 52.3 | 0.0 | 0.0 | 419.0 | 3 | 735 |
Participant's age (category) vs Lead II: Absolute amplitude of the Q-wave
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 655 | 32.0 | ± 52.8 | 0.0 | 0.0 | 419.0 | 3 | 658 |
| 5-14 yrs old | 63 | 43.5 | ± 52.3 | 24.0 | 0.0 | 175.0 | 1 | 64 |
| 15-24 yrs old | 112 | 54.9 | ± 72.0 | 34.0 | 0.0 | 351.0 | - | 112 |
| 25-34 yrs old | 62 | 37.1 | ± 66.0 | 16.5 | 0.0 | 419.0 | - | 62 |
| 35-44 years | 97 | 25.0 | ± 38.9 | 0.0 | 0.0 | 166.0 | 1 | 98 |
| 45-54 years | 147 | 30.4 | ± 45.8 | 0.0 | 0.0 | 239.0 | 1 | 148 |
| 55-64 years | 84 | 15.4 | ± 34.0 | 0.0 | 0.0 | 209.0 | - | 84 |
| 65-74 years | 57 | 14.2 | ± 25.6 | 0.0 | 0.0 | 107.0 | - | 57 |
| 75-84 years | 31 | 24.0 | ± 61.3 | 0.0 | 0.0 | 234.0 | - | 31 |
| 85 years or older | 2 | 14.5 | ± 20.5 | 14.5 | 0.0 | 29.0 | - | 2 |
Participant's sex vs Lead II: Absolute amplitude of the Q-wave
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 732 | 32.1 | ± 52.3 | 0.0 | 0.0 | 419.0 | 3 | 735 |
| Female | 404 | 32.5 | ± 53.0 | 0.0 | 0.0 | 419.0 | 2 | 406 |
| Male | 328 | 31.5 | ± 51.4 | 0.0 | 0.0 | 351.0 | 1 | 329 |
Participant's race vs Lead II: Absolute amplitude of the Q-wave
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 732 | 32.1 | ± 52.3 | 0.0 | 0.0 | 419.0 | 3 | 735 |
| White | 303 | 37.1 | ± 48.5 | 24.0 | 0.0 | 253.0 | 1 | 304 |
| Black | 407 | 28.3 | ± 55.2 | 0.0 | 0.0 | 419.0 | 2 | 409 |
| More than one race | 22 | 33.1 | ± 41.2 | 24.0 | 0.0 | 141.0 | - | 22 |