Age

Visit vs Lead III: Duration of the S-wave
N Mean StdDev Median Min Max Unknown Total
Visit 5 732 23.2 ± 25.7 15.0 0.0 142.0 3 735
Participant's age (category) vs Lead III: Duration of the S-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 23.5 ± 26.1 15.0 0.0 142.0 3 658
5-14 yrs old 63 14.3 ± 16.5 8.0 0.0 52.0 1 64
15-24 yrs old 112 13.5 ± 14.6 10.0 0.0 51.0 - 112
25-34 yrs old 62 18.6 ± 24.3 9.0 0.0 97.0 - 62
35-44 years 97 26.3 ± 25.0 21.0 0.0 83.0 1 98
45-54 years 147 23.3 ± 25.5 16.0 0.0 98.0 1 148
55-64 years 84 25.3 ± 27.6 13.0 0.0 91.0 - 84
65-74 years 57 38.9 ± 29.6 38.0 0.0 122.0 - 57
75-84 years 31 47.1 ± 40.7 48.0 0.0 142.0 - 31
85 years or older 2 19.0 ± 26.9 19.0 0.0 38.0 - 2
Participant's sex vs Lead III: Duration of the S-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 23.2 ± 25.7 15.0 0.0 142.0 3 735
Female 404 21.3 ± 24.9 12.0 0.0 142.0 2 406
Male 328 25.5 ± 26.4 19.5 0.0 110.0 1 329
Participant's race vs Lead III: Duration of the S-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 23.2 ± 25.7 15.0 0.0 142.0 3 735
White 303 24.3 ± 26.8 16.0 0.0 142.0 1 304
Black 407 23.0 ± 25.1 15.0 0.0 122.0 2 409
More than one race 22 10.0 ± 13.0 2.5 0.0 45.0 - 22