Cleveland Family Study

/datasets/cfs/variables/v5qd /datasets/cfs/variables/v5rd

V5: Absolute amplitude of the R-wave

Units millimeters
Type numeric

Visit vs V5: Absolute amplitude of the R-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 1,325.8 ± 524.4 1,259.0 14.0 3,520.0 3 735

Age at time of visit vs V5: Absolute amplitude of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 1,323.9 ± 526.4 1,254.0 14.0 3,520.0 3 658
5-14 yrs old 63 1,894.3 ± 485.4 1,860.0 922.0 3,496.0 1 64
15-24 yrs old 112 1,562.3 ± 505.4 1,494.0 502.0 3,261.0 - 112
25-34 yrs old 62 1,323.3 ± 447.3 1,264.0 346.0 2,612.0 - 62
35-44 years 97 1,195.5 ± 428.9 1,127.0 517.0 2,685.0 1 98
45-54 years 147 1,170.8 ± 490.0 1,137.0 14.0 3,520.0 1 148
55-64 years 84 1,132.1 ± 379.4 1,071.5 371.0 2,016.0 - 84
65-74 years 57 1,122.4 ± 424.2 1,069.0 126.0 2,587.0 - 57
75-84 years 31 1,310.4 ± 680.5 1,230.0 97.0 2,875.0 - 31
85 years or older 2 1,506.0 ± 155.6 1,506.0 1,396.0 1,616.0 - 2

Sex vs V5: Absolute amplitude of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 1,325.8 ± 524.4 1,259.0 14.0 3,520.0 3 735
Female 404 1,230.3 ± 466.7 1,188.5 14.0 3,237.0 2 406
Male 328 1,443.5 ± 566.7 1,406.0 97.0 3,520.0 1 329

Race vs V5: Absolute amplitude of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 1,325.8 ± 524.4 1,259.0 14.0 3,520.0 3 735
White 303 1,210.3 ± 473.5 1,162.0 97.0 3,261.0 1 304
Black 407 1,399.2 ± 549.4 1,328.0 14.0 3,520.0 2 409
Other 22 1,560.2 ± 398.8 1,549.5 737.0 2,568.0 - 22