Cleveland Family Study

/datasets/cfs/variables/avfra /datasets/cfs/variables/avfrpa

aVF Lead: Duration of the R-wave

Units milliseconds
Type numeric

Visit vs aVF Lead: Duration of the R-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 56.9 ± 23.2 56.0 0.0 144.0 3 735

Age at time of visit vs aVF Lead: Duration of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 56.7 ± 23.5 55.0 0.0 144.0 3 658
5-14 yrs old 63 56.9 ± 20.8 58.0 12.0 96.0 1 64
15-24 yrs old 112 63.1 ± 16.2 63.0 30.0 112.0 - 112
25-34 yrs old 62 59.0 ± 21.0 59.0 17.0 104.0 - 62
35-44 years 97 61.1 ± 23.0 59.0 11.0 105.0 1 98
45-54 years 147 54.0 ± 23.6 54.0 0.0 100.0 1 148
55-64 years 84 53.4 ± 28.5 51.5 10.0 144.0 - 84
65-74 years 57 50.8 ± 26.0 46.0 11.0 122.0 - 57
75-84 years 31 47.1 ± 28.8 41.0 0.0 131.0 - 31
85 years or older 2 70.5 ± 30.4 70.5 49.0 92.0 - 2

Sex vs aVF Lead: Duration of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 56.9 ± 23.2 56.0 0.0 144.0 3 735
Female 404 57.9 ± 21.3 58.0 0.0 131.0 2 406
Male 328 55.5 ± 25.3 54.0 0.0 144.0 1 329

Race vs aVF Lead: Duration of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 56.9 ± 23.2 56.0 0.0 144.0 3 735
White 303 55.5 ± 22.7 55.0 10.0 131.0 1 304
Black 407 57.6 ± 23.7 57.0 0.0 144.0 2 409
Other 22 60.5 ± 19.7 63.5 18.0 100.0 - 22