Cleveland Family Study

/datasets/cfs/variables/v5ppa /datasets/cfs/variables/v5qd

V5: Absolute amplitude of the Q-wave

Units millimeters
Type numeric

Visit vs V5: Absolute amplitude of the Q-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 36.4 ± 62.8 0.0 0.0 502.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 36.6 ± 63.8 0.0 0.0 502.0 3 658
5-14 yrs old 63 79.9 ± 94.4 63.0 0.0 502.0 1 64
15-24 yrs old 112 64.4 ± 86.8 36.5 0.0 483.0 - 112
25-34 yrs old 62 39.3 ± 71.9 16.5 0.0 473.0 - 62
35-44 years 97 27.2 ± 42.6 0.0 0.0 219.0 1 98
45-54 years 147 23.7 ± 41.9 0.0 0.0 209.0 1 148
55-64 years 84 20.5 ± 39.1 0.0 0.0 185.0 - 84
65-74 years 57 15.6 ± 30.7 0.0 0.0 141.0 - 57
75-84 years 31 17.8 ± 39.9 0.0 0.0 175.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

Sex vs V5: Absolute amplitude of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 36.4 ± 62.8 0.0 0.0 502.0 3 735
Female 404 32.9 ± 52.9 0.0 0.0 473.0 2 406
Male 328 40.7 ± 72.9 0.0 0.0 502.0 1 329

Race vs V5: Absolute amplitude of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 36.4 ± 62.8 0.0 0.0 502.0 3 735
White 303 36.0 ± 51.1 19.0 0.0 332.0 1 304
Black 407 35.2 ± 66.5 0.0 0.0 502.0 2 409
Other 22 63.4 ± 115.6 29.0 0.0 483.0 - 22