Name
iird
Label
Lead II: Duration of the R-wave
Units
milliseconds
Type
numeric
Visit vs Lead II: Duration of the R-wave
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Visit 5 | 732 | 63.1 | ± 19.7 | 61.0 | 0.0 | 128.0 | 3 | 735 |
Participant's age (category) vs Lead II: Duration of the R-wave
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 655 | 62.9 | ± 19.8 | 60.0 | 0.0 | 128.0 | 3 | 658 |
5-14 yrs old | 63 | 59.3 | ± 19.8 | 56.0 | 20.0 | 104.0 | 1 | 64 |
15-24 yrs old | 112 | 62.9 | ± 17.3 | 61.5 | 34.0 | 108.0 | - | 112 |
25-34 yrs old | 62 | 63.3 | ± 18.5 | 64.0 | 20.0 | 104.0 | - | 62 |
35-44 years | 97 | 68.1 | ± 18.1 | 67.0 | 29.0 | 120.0 | 1 | 98 |
45-54 years | 147 | 63.0 | ± 19.1 | 61.0 | 12.0 | 100.0 | 1 | 148 |
55-64 years | 84 | 62.6 | ± 21.7 | 59.0 | 10.0 | 128.0 | - | 84 |
65-74 years | 57 | 59.5 | ± 21.0 | 57.0 | 14.0 | 122.0 | - | 57 |
75-84 years | 31 | 59.0 | ± 28.5 | 55.0 | 0.0 | 128.0 | - | 31 |
85 years or older | 2 | 65.5 | ± 37.5 | 65.5 | 39.0 | 92.0 | - | 2 |
Participant's sex vs Lead II: Duration of the R-wave
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 732 | 63.1 | ± 19.7 | 61.0 | 0.0 | 128.0 | 3 | 735 |
Female | 404 | 63.2 | ± 18.1 | 64.0 | 0.0 | 128.0 | 2 | 406 |
Male | 328 | 63.0 | ± 21.5 | 59.0 | 10.0 | 128.0 | 1 | 329 |
Participant's race vs Lead II: Duration of the R-wave
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 732 | 63.1 | ± 19.7 | 61.0 | 0.0 | 128.0 | 3 | 735 |
White | 303 | 59.3 | ± 19.1 | 57.0 | 10.0 | 128.0 | 1 | 304 |
Black | 407 | 65.6 | ± 19.8 | 66.0 | 0.0 | 128.0 | 2 | 409 |
More than one race | 22 | 68.9 | ± 16.7 | 70.5 | 43.0 | 108.0 | - | 22 |