Cleveland Family Study

/datasets/cfs/variables/ischemia /datasets/cfs/variables/ispa

Lead I: Duration of the S-wave

Units milliseconds
Type numeric

Visit vs Lead I: Duration of the S-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 17.0 ± 19.2 12.0 0.0 100.0 3 735

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

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 17.4 ± 19.5 13.0 0.0 100.0 3 658
5-14 yrs old 63 15.6 ± 16.1 13.0 0.0 53.0 1 64
15-24 yrs old 112 20.0 ± 17.2 21.0 0.0 57.0 - 112
25-34 yrs old 62 17.4 ± 18.5 15.0 0.0 58.0 - 62
35-44 years 97 14.0 ± 17.7 0.0 0.0 68.0 1 98
45-54 years 147 15.6 ± 17.0 12.0 0.0 55.0 1 148
55-64 years 84 21.0 ± 23.2 15.0 0.0 100.0 - 84
65-74 years 57 18.9 ± 22.7 0.0 0.0 98.0 - 57
75-84 years 31 19.3 ± 31.2 0.0 0.0 100.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

Sex vs Lead I: Duration of the S-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 17.0 ± 19.2 12.0 0.0 100.0 3 735
Female 404 13.8 ± 18.1 0.0 0.0 100.0 2 406
Male 328 20.9 ± 19.9 19.0 0.0 100.0 1 329

Race vs Lead I: Duration of the S-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 17.0 ± 19.2 12.0 0.0 100.0 3 735
White 303 21.4 ± 20.0 23.0 0.0 100.0 1 304
Black 407 13.6 ± 18.1 0.0 0.0 98.0 2 409
Other 22 16.7 ± 17.1 13.5 0.0 47.0 - 22