Cleveland Family Study

/datasets/cfs/variables/avlstj /datasets/cfs/variables/avlta

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

Units millimeters
Type numeric

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

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 15.3 ± 23.6 14.0 -142.0 92.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 14.9 ± 24.2 14.0 -142.0 92.0 3 658
5-14 yrs old 63 21.9 ± 25.4 19.0 -74.0 87.0 1 64
15-24 yrs old 112 21.9 ± 23.3 19.0 -40.0 92.0 - 112
25-34 yrs old 62 25.9 ± 21.2 26.5 -25.0 73.0 - 62
35-44 years 97 17.7 ± 21.9 19.0 -74.0 73.0 1 98
45-54 years 147 12.2 ± 19.4 9.0 -54.0 63.0 1 148
55-64 years 84 7.4 ± 19.8 9.0 -49.0 48.0 - 84
65-74 years 57 2.1 ± 31.2 4.0 -142.0 92.0 - 57
75-84 years 31 2.4 ± 31.1 4.0 -93.0 48.0 - 31
85 years or older 2 4.5 ± 20.5 4.5 -10.0 19.0 - 2

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 15.3 ± 23.6 14.0 -142.0 92.0 3 735
Female 404 11.3 ± 22.0 9.0 -93.0 92.0 2 406
Male 328 20.3 ± 24.7 19.0 -142.0 92.0 1 329

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 15.3 ± 23.6 14.0 -142.0 92.0 3 735
White 303 9.4 ± 22.9 9.0 -93.0 87.0 1 304
Black 407 19.6 ± 23.3 19.0 -142.0 92.0 2 409
Other 22 16.0 ± 23.4 19.0 -40.0 68.0 - 22