Cleveland Family Study

/datasets/cfs/variables/iistj /datasets/cfs/variables/iita

Lead II: Amplitude of the S-T wave at the midpoint

Units millimeters
Type numeric

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

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 28.3 ± 35.0 29.0 -132.0 205.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 28.0 ± 35.2 29.0 -132.0 205.0 3 658
5-14 yrs old 63 47.3 ± 29.6 53.0 -10.0 117.0 1 64
15-24 yrs old 112 54.7 ± 34.3 48.0 -5.0 161.0 - 112
25-34 yrs old 62 37.6 ± 34.4 34.0 -35.0 205.0 - 62
35-44 years 97 29.4 ± 27.7 34.0 -49.0 92.0 1 98
45-54 years 147 17.7 ± 26.1 19.0 -49.0 92.0 1 148
55-64 years 84 10.9 ± 26.3 14.0 -64.0 73.0 - 84
65-74 years 57 9.3 ± 37.9 14.0 -118.0 102.0 - 57
75-84 years 31 1.3 ± 38.0 4.0 -132.0 83.0 - 31
85 years or older 2 -20.0 ± 33.9 -20.0 -44.0 4.0 - 2

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 28.3 ± 35.0 29.0 -132.0 205.0 3 735
Female 404 23.4 ± 27.5 24.0 -132.0 107.0 2 406
Male 328 34.3 ± 41.7 34.0 -118.0 205.0 1 329

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 28.3 ± 35.0 29.0 -132.0 205.0 3 735
White 303 24.4 ± 32.7 24.0 -132.0 146.0 1 304
Black 407 30.1 ± 36.5 29.0 -103.0 205.0 2 409
Other 22 47.7 ± 28.1 41.0 9.0 126.0 - 22