Age

Visit vs V1: Maximum amplitude of the T-wave
N Mean StdDev Median Min Max Unknown Total
Visit 5 732 -2.2 ± 15.4 0.0 -263.0 73.0 3 735
Participant's age (category) vs V1: Maximum amplitude of the T-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 -2.1 ± 15.4 0.0 -263.0 73.0 3 658
5-14 yrs old 63 -5.1 ± 33.5 0.0 -263.0 0.0 1 64
15-24 yrs old 112 -2.3 ± 18.3 0.0 -156.0 73.0 - 112
25-34 yrs old 62 0.0 ± 0.0 0.0 0.0 0.0 - 62
35-44 years 97 -1.8 ± 8.9 0.0 -68.0 0.0 1 98
45-54 years 147 -1.5 ± 10.0 0.0 -92.0 0.0 1 148
55-64 years 84 -1.7 ± 11.0 0.0 -83.0 0.0 - 84
65-74 years 57 -2.3 ± 11.6 0.0 -68.0 9.0 - 57
75-84 years 31 -3.4 ± 13.5 0.0 -63.0 0.0 - 31
85 years or older 2 -19.5 ± 27.6 -19.5 -39.0 0.0 - 2
Participant's sex vs V1: Maximum amplitude of the T-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 -2.2 ± 15.4 0.0 -263.0 73.0 3 735
Female 404 -2.3 ± 16.7 0.0 -263.0 0.0 2 406
Male 328 -2.1 ± 13.8 0.0 -156.0 73.0 1 329
Participant's race vs V1: Maximum amplitude of the T-wave
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 -2.2 ± 15.4 0.0 -263.0 73.0 3 735
White 303 -2.3 ± 11.7 0.0 -92.0 0.0 1 304
Black 407 -2.2 ± 18.0 0.0 -263.0 73.0 2 409
More than one race 22 -1.7 ± 7.3 0.0 -34.0 0.0 - 22