Cleveland Family Study

/datasets/cfs/variables/avfrd /datasets/cfs/variables/avfrpd

aVF Lead: Amplitude of the secondary R-wave

Units millimeters
Type numeric

Visit vs aVF Lead: Amplitude of the secondary R-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 30.5 ± 117.8 0.0 0.0 1,425.0 3 735

Age at time of visit vs aVF Lead: Amplitude of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 31.1 ± 119.6 0.0 0.0 1,425.0 3 658
5-14 yrs old 63 66.7 ± 270.1 0.0 0.0 1,425.0 1 64
15-24 yrs old 112 4.6 ± 28.3 0.0 0.0 258.0 - 112
25-34 yrs old 62 25.6 ± 84.7 0.0 0.0 380.0 - 62
35-44 years 97 23.4 ± 82.7 0.0 0.0 610.0 1 98
45-54 years 147 38.5 ± 112.0 0.0 0.0 844.0 1 148
55-64 years 84 41.4 ± 104.5 0.0 0.0 541.0 - 84
65-74 years 57 39.2 ± 107.7 0.0 0.0 551.0 - 57
75-84 years 31 14.3 ± 46.1 0.0 0.0 234.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

Sex vs aVF Lead: Amplitude of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 30.5 ± 117.8 0.0 0.0 1,425.0 3 735
Female 404 19.2 ± 83.3 0.0 0.0 693.0 2 406
Male 328 44.4 ± 148.7 0.0 0.0 1,425.0 1 329

Race vs aVF Lead: Amplitude of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 30.5 ± 117.8 0.0 0.0 1,425.0 3 735
White 303 19.9 ± 68.6 0.0 0.0 517.0 1 304
Black 407 36.0 ± 138.8 0.0 0.0 1,425.0 2 409
Other 22 73.8 ± 196.8 0.0 0.0 844.0 - 22