Cleveland Family Study

/datasets/cfs/variables/v6ppa /datasets/cfs/variables/v6qd

V6: Absolute amplitude of the Q-wave

Units millimeters
Type numeric

Visit vs V6: Absolute amplitude of the Q-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 47.9 ± 62.4 29.0 0.0 429.0 3 735

Age at time of visit vs V6: Absolute amplitude of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 48.4 ± 63.4 29.0 0.0 429.0 3 658
5-14 yrs old 63 94.6 ± 79.8 83.0 0.0 405.0 1 64
15-24 yrs old 112 75.0 ± 83.7 53.0 0.0 424.0 - 112
25-34 yrs old 62 52.7 ± 67.7 34.0 0.0 429.0 - 62
35-44 years 97 41.6 ± 49.8 24.0 0.0 234.0 1 98
45-54 years 147 36.7 ± 47.1 24.0 0.0 209.0 1 148
55-64 years 84 29.6 ± 40.2 19.0 0.0 180.0 - 84
65-74 years 57 24.7 ± 40.3 0.0 0.0 190.0 - 57
75-84 years 31 23.6 ± 46.9 0.0 0.0 229.0 - 31
85 years or older 2 21.5 ± 30.4 21.5 0.0 43.0 - 2

Sex vs V6: Absolute amplitude of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 47.9 ± 62.4 29.0 0.0 429.0 3 735
Female 404 44.7 ± 54.8 34.0 0.0 429.0 2 406
Male 328 51.7 ± 70.5 29.0 0.0 424.0 1 329

Race vs V6: Absolute amplitude of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 47.9 ± 62.4 29.0 0.0 429.0 3 735
White 303 51.5 ± 56.7 39.0 0.0 341.0 1 304
Black 407 44.0 ± 64.0 24.0 0.0 429.0 2 409
Other 22 68.2 ± 95.4 48.0 0.0 424.0 - 22