Age

Visit vs V6: Duration of the S-wave
N Mean StdDev Median Min Max Unknown Total
Visit 5 732 15.2 ± 19.5 0.0 0.0 136.0 3 735
Participant's age (category) vs V6: Duration of the S-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 15.6 ± 19.9 0.0 0.0 136.0 3 658
5-14 yrs old 63 10.7 ± 14.6 0.0 0.0 47.0 1 64
15-24 yrs old 112 11.0 ± 15.5 0.0 0.0 55.0 - 112
25-34 yrs old 62 13.8 ± 17.0 4.0 0.0 59.0 - 62
35-44 years 97 12.7 ± 16.3 0.0 0.0 54.0 1 98
45-54 years 147 15.3 ± 17.9 6.0 0.0 64.0 1 148
55-64 years 84 19.6 ± 24.1 9.5 0.0 95.0 - 84
65-74 years 57 25.8 ± 22.3 31.0 0.0 92.0 - 57
75-84 years 31 28.5 ± 34.6 24.0 0.0 136.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2
Participant's sex vs V6: Duration of the S-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 15.2 ± 19.5 0.0 0.0 136.0 3 735
Female 404 12.1 ± 17.6 0.0 0.0 95.0 2 406
Male 328 19.0 ± 21.0 14.0 0.0 136.0 1 329
Participant's race vs V6: Duration of the S-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 15.2 ± 19.5 0.0 0.0 136.0 3 735
White 303 17.9 ± 20.4 11.0 0.0 136.0 1 304
Black 407 13.5 ± 18.8 0.0 0.0 92.0 2 409
More than one race 22 9.3 ± 13.7 0.0 0.0 37.0 - 22