Cleveland Family Study

/datasets/cfs/variables/v3rd /datasets/cfs/variables/v3rpd

V3: Amplitude of the secondary R-wave

Units millimeters
Type numeric

Visit vs V3: Amplitude of the secondary R-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 12.4 ± 122.3 0.0 0.0 2,866.0 3 735

Age at time of visit vs V3: Amplitude of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 13.6 ± 129.1 0.0 0.0 2,866.0 3 658
5-14 yrs old 63 7.9 ± 32.6 0.0 0.0 175.0 1 64
15-24 yrs old 112 33.9 ± 273.2 0.0 0.0 2,866.0 - 112
25-34 yrs old 62 15.1 ± 54.1 0.0 0.0 288.0 - 62
35-44 years 97 0.8 ± 7.9 0.0 0.0 78.0 1 98
45-54 years 147 5.8 ± 27.3 0.0 0.0 185.0 1 148
55-64 years 84 7.7 ± 33.6 0.0 0.0 214.0 - 84
65-74 years 57 29.2 ± 186.6 0.0 0.0 1,386.0 - 57
75-84 years 31 14.3 ± 62.3 0.0 0.0 332.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

Sex vs V3: Amplitude of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 12.4 ± 122.3 0.0 0.0 2,866.0 3 735
Female 404 4.3 ± 23.9 0.0 0.0 175.0 2 406
Male 328 22.3 ± 180.4 0.0 0.0 2,866.0 1 329

Race vs V3: Amplitude of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 12.4 ± 122.3 0.0 0.0 2,866.0 3 735
White 303 1.5 ± 18.6 0.0 0.0 278.0 1 304
Black 407 14.2 ± 80.7 0.0 0.0 1,386.0 2 409
Other 22 130.3 ± 611.0 0.0 0.0 2,866.0 - 22