Cleveland Family Study

/datasets/cfs/variables/avfstj /datasets/cfs/variables/avfta

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

Units millimeters
Type numeric

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

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 13.8 ± 27.2 14.0 -118.0 156.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 13.8 ± 27.2 14.0 -118.0 156.0 3 658
5-14 yrs old 63 24.7 ± 25.9 24.0 -35.0 87.0 1 64
15-24 yrs old 112 30.3 ± 29.2 24.0 -25.0 117.0 - 112
25-34 yrs old 62 15.8 ± 27.7 14.0 -40.0 156.0 - 62
35-44 years 97 13.5 ± 20.7 14.0 -49.0 58.0 1 98
45-54 years 147 7.2 ± 20.6 9.0 -35.0 63.0 1 148
55-64 years 84 4.8 ± 22.1 4.0 -69.0 53.0 - 84
65-74 years 57 6.3 ± 33.4 0.0 -93.0 107.0 - 57
75-84 years 31 -0.03 ± 33.5 4.0 -118.0 58.0 - 31
85 years or older 2 -17.5 ± 17.7 -17.5 -30.0 -5.0 - 2

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 13.8 ± 27.2 14.0 -118.0 156.0 3 735
Female 404 12.2 ± 22.4 11.5 -118.0 107.0 2 406
Male 328 15.8 ± 32.1 14.0 -93.0 156.0 1 329

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 13.8 ± 27.2 14.0 -118.0 156.0 3 735
White 303 13.8 ± 25.7 14.0 -118.0 117.0 1 304
Black 407 13.0 ± 28.4 9.0 -93.0 156.0 2 409
Other 22 27.9 ± 24.8 21.5 -5.0 87.0 - 22