Cleveland Family Study

/datasets/cfs/variables/iipa /datasets/cfs/variables/iiqa

Lead II: Maximum amplitude of the P-wave

Units millimeters
Type numeric

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

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 -0.3 ± 5.8 0.0 -122.0 43.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 -0.2 ± 6.1 0.0 -122.0 43.0 3 658
5-14 yrs old 63 -1.4 ± 16.0 0.0 -122.0 34.0 1 64
15-24 yrs old 112 0.3 ± 2.7 0.0 0.0 29.0 - 112
25-34 yrs old 62 0.0 ± 0.0 0.0 0.0 0.0 - 62
35-44 years 97 0.0 ± 0.0 0.0 0.0 0.0 1 98
45-54 years 147 -0.2 ± 2.8 0.0 -34.0 0.0 1 148
55-64 years 84 0.0 ± 0.0 0.0 0.0 0.0 - 84
65-74 years 57 -1.9 ± 8.4 0.0 -43.0 0.0 - 57
75-84 years 31 1.4 ± 7.7 0.0 0.0 43.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 -0.3 ± 5.8 0.0 -122.0 43.0 3 735
Female 404 -0.08 ± 1.7 0.0 -34.0 0.0 2 406
Male 328 -0.5 ± 8.5 0.0 -122.0 43.0 1 329

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 -0.3 ± 5.8 0.0 -122.0 43.0 3 735
White 303 -0.2 ± 4.2 0.0 -43.0 43.0 1 304
Black 407 -0.01 ± 3.3 0.0 -34.0 34.0 2 409
Other 22 -5.5 ± 26.0 0.0 -122.0 0.0 - 22