Cleveland Family Study

/datasets/cfs/variables/avlpa /datasets/cfs/variables/avlqa

aVL Lead: Maximum amplitude of the P-wave

Units millimeters
Type numeric

Visit vs aVL Lead: Maximum amplitude of the P-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 7.6 ± 16.9 0.0 -39.0 87.0 3 735

Age at time of visit vs aVL Lead: Maximum amplitude of the P-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 7.5 ± 16.9 0.0 -39.0 87.0 3 658
5-14 yrs old 63 2.5 ± 10.6 0.0 -14.0 48.0 1 64
15-24 yrs old 112 6.4 ± 15.7 0.0 -34.0 53.0 - 112
25-34 yrs old 62 3.1 ± 10.8 0.0 -14.0 48.0 - 62
35-44 years 97 4.2 ± 12.3 0.0 -14.0 68.0 1 98
45-54 years 147 8.5 ± 17.6 0.0 -39.0 87.0 1 148
55-64 years 84 13.8 ± 19.9 0.0 -29.0 68.0 - 84
65-74 years 57 10.8 ± 22.2 0.0 -39.0 63.0 - 57
75-84 years 31 12.6 ± 22.2 0.0 -29.0 68.0 - 31
85 years or older 2 14.5 ± 20.5 14.5 0.0 29.0 - 2

Sex vs aVL Lead: Maximum amplitude of the P-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 7.6 ± 16.9 0.0 -39.0 87.0 3 735
Female 404 7.6 ± 16.8 0.0 -39.0 87.0 2 406
Male 328 7.6 ± 17.1 0.0 -39.0 78.0 1 329

Race vs aVL Lead: Maximum amplitude of the P-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 7.6 ± 16.9 0.0 -39.0 87.0 3 735
White 303 8.3 ± 16.8 0.0 -29.0 87.0 1 304
Black 407 7.4 ± 17.4 0.0 -39.0 68.0 2 409
Other 22 2.9 ± 9.3 0.0 0.0 34.0 - 22