Cleveland Family Study

Name

iiirpd

Label

Lead III: Duration of the secondary R-wave

Units
milliseconds
Type
numeric

Visit vs Lead III: Duration of the secondary R-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 9.0 ± 17.4 0.0 0.0 87.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 9.0 ± 17.5 0.0 0.0 87.0 3 658
5-14 yrs old 63 7.1 ± 16.8 0.0 0.0 67.0 1 64
15-24 yrs old 112 7.0 ± 15.9 0.0 0.0 71.0 - 112
25-34 yrs old 62 8.1 ± 15.9 0.0 0.0 66.0 - 62
35-44 years 97 10.5 ± 19.1 0.0 0.0 62.0 1 98
45-54 years 147 8.5 ± 15.5 0.0 0.0 74.0 1 148
55-64 years 84 11.2 ± 19.3 0.0 0.0 87.0 - 84
65-74 years 57 10.0 ± 16.9 0.0 0.0 56.0 - 57
75-84 years 31 12.0 ± 25.3 0.0 0.0 84.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

Sex vs Lead III: Duration of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 9.0 ± 17.4 0.0 0.0 87.0 3 735
Female 404 8.0 ± 15.9 0.0 0.0 84.0 2 406
Male 328 10.3 ± 18.9 0.0 0.0 87.0 1 329

Race vs Lead III: Duration of the secondary R-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 9.0 ± 17.4 0.0 0.0 87.0 3 735
White 303 8.8 ± 17.6 0.0 0.0 84.0 1 304
Black 407 9.2 ± 17.2 0.0 0.0 87.0 2 409
Other 22 9.1 ± 18.1 0.0 0.0 52.0 - 22