Cleveland Family Study

Name

ird

Label

Lead I: Duration of the R-wave

Units
milliseconds
Type
numeric

Visit vs Lead I: Duration of the R-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 60.9 ± 19.7 58.0 21.0 160.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 60.8 ± 20.0 58.0 21.0 160.0 3 658
5-14 yrs old 63 52.9 ± 18.6 48.0 21.0 96.0 1 64
15-24 yrs old 112 58.1 ± 18.9 53.0 29.0 104.0 - 112
25-34 yrs old 62 58.9 ± 18.1 58.0 28.0 96.0 - 62
35-44 years 97 61.4 ± 18.4 63.0 33.0 104.0 1 98
45-54 years 147 62.0 ± 18.1 59.0 31.0 108.0 1 148
55-64 years 84 60.2 ± 16.8 57.0 32.0 110.0 - 84
65-74 years 57 66.2 ± 22.7 63.0 33.0 152.0 - 57
75-84 years 31 74.5 ± 34.1 66.0 34.0 160.0 - 31
85 years or older 2 67.5 ± 34.6 67.5 43.0 92.0 - 2

Sex vs Lead I: Duration of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 60.9 ± 19.7 58.0 21.0 160.0 3 735
Female 404 62.9 ± 19.4 62.0 28.0 160.0 2 406
Male 328 58.4 ± 20.0 53.0 21.0 152.0 1 329

Race vs Lead I: Duration of the R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 60.9 ± 19.7 58.0 21.0 160.0 3 735
White 303 58.1 ± 18.8 55.0 28.0 160.0 1 304
Black 407 63.2 ± 20.1 63.0 21.0 152.0 2 409
Other 22 58.3 ± 21.0 51.0 34.0 100.0 - 22