Cleveland Family Study

/datasets/cfs/variables/avlrpd /datasets/cfs/variables/avlsd

aVL: Absolute amplitude of the S wave (Left arm)

Units millimeters
Type numeric

Visit vs aVL: Absolute amplitude of the S wave (Left arm)

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 160.9 ± 204.9 83.0 0.0 1,352.0 3 735

Age at time of visit vs aVL: Absolute amplitude of the S wave (Left arm)

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 160.8 ± 206.1 83.0 0.0 1,352.0 3 658
5-14 yrs old 63 320.7 ± 306.9 288.0 0.0 1,352.0 1 64
15-24 yrs old 112 259.8 ± 274.8 170.5 0.0 1,201.0 - 112
25-34 yrs old 62 163.8 ± 181.0 97.0 0.0 673.0 - 62
35-44 years 97 115.9 ± 148.1 53.0 0.0 629.0 1 98
45-54 years 147 122.3 ± 134.8 78.0 0.0 600.0 1 148
55-64 years 84 117.5 ± 133.8 78.0 0.0 463.0 - 84
65-74 years 57 73.6 ± 111.3 0.0 0.0 375.0 - 57
75-84 years 31 82.7 ± 151.1 0.0 0.0 595.0 - 31
85 years or older 2 24.0 ± 33.9 24.0 0.0 48.0 - 2

Sex vs aVL: Absolute amplitude of the S wave (Left arm)

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 160.9 ± 204.9 83.0 0.0 1,352.0 3 735
Female 404 147.7 ± 195.8 63.0 0.0 1,171.0 2 406
Male 328 177.1 ± 214.8 97.0 0.0 1,352.0 1 329

Race vs aVL: Absolute amplitude of the S wave (Left arm)

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 160.9 ± 204.9 83.0 0.0 1,352.0 3 735
White 303 147.0 ± 172.3 92.0 0.0 1,201.0 1 304
Black 407 167.7 ± 225.2 78.0 0.0 1,352.0 2 409
Other 22 225.5 ± 216.5 136.0 0.0 678.0 - 22