Cleveland Family Study

/datasets/cfs/variables/v1stj /datasets/cfs/variables/v1ta

V1: Amplitude of the S-T wave at the midpoint

Units millimeters
Type numeric

Visit vs V1: Amplitude of the S-T wave at the midpoint

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 29.8 ± 38.6 24.0 -103.0 229.0 3 735

Age at time of visit vs V1: Amplitude of the S-T wave at the midpoint

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 30.5 ± 39.4 24.0 -103.0 229.0 3 658
5-14 yrs old 63 49.2 ± 53.6 43.0 -40.0 229.0 1 64
15-24 yrs old 112 38.0 ± 46.4 34.0 -49.0 195.0 - 112
25-34 yrs old 62 25.5 ± 36.5 24.0 -103.0 107.0 - 62
35-44 years 97 27.8 ± 31.3 24.0 -54.0 126.0 1 98
45-54 years 147 27.7 ± 32.2 24.0 -35.0 180.0 1 148
55-64 years 84 25.2 ± 29.9 24.0 -49.0 151.0 - 84
65-74 years 57 24.4 ± 36.6 24.0 -93.0 136.0 - 57
75-84 years 31 23.6 ± 52.7 14.0 -69.0 190.0 - 31
85 years or older 2 26.5 ± 3.5 26.5 24.0 29.0 - 2

Sex vs V1: Amplitude of the S-T wave at the midpoint

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 29.8 ± 38.6 24.0 -103.0 229.0 3 735
Female 404 24.3 ± 32.3 24.0 -93.0 219.0 2 406
Male 328 36.6 ± 44.2 29.0 -103.0 229.0 1 329

Race vs V1: Amplitude of the S-T wave at the midpoint

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 29.8 ± 38.6 24.0 -103.0 229.0 3 735
White 303 20.3 ± 30.6 19.0 -69.0 190.0 1 304
Black 407 35.8 ± 42.4 29.0 -103.0 229.0 2 409
Other 22 49.8 ± 34.0 39.0 4.0 117.0 - 22