Cleveland Family Study

/datasets/cfs/variables/v5qa /datasets/cfs/variables/v5ra

V5: Duration of the Q-wave

Units milliseconds
Type numeric

Visit vs V5: Duration of the Q-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 8.7 ± 9.8 0.0 0.0 43.0 3 735

Age at time of visit vs V5: Duration of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 8.6 ± 9.9 0.0 0.0 43.0 3 658
5-14 yrs old 63 13.8 ± 9.3 17.0 0.0 31.0 1 64
15-24 yrs old 112 13.0 ± 10.1 16.0 0.0 37.0 - 112
25-34 yrs old 62 9.4 ± 9.7 11.0 0.0 28.0 - 62
35-44 years 97 8.2 ± 9.6 0.0 0.0 29.0 1 98
45-54 years 147 6.7 ± 9.2 0.0 0.0 28.0 1 148
55-64 years 84 5.8 ± 8.8 0.0 0.0 25.0 - 84
65-74 years 57 5.8 ± 9.8 0.0 0.0 43.0 - 57
75-84 years 31 4.7 ± 8.2 0.0 0.0 20.0 - 31
85 years or older 2 0.0 ± 0.0 0.0 0.0 0.0 - 2

Sex vs V5: Duration of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 8.7 ± 9.8 0.0 0.0 43.0 3 735
Female 404 8.4 ± 9.4 0.0 0.0 31.0 2 406
Male 328 9.0 ± 10.2 0.0 0.0 43.0 1 329

Race vs V5: Duration of the Q-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 8.7 ± 9.8 0.0 0.0 43.0 3 735
White 303 10.0 ± 10.0 12.0 0.0 43.0 1 304
Black 407 7.5 ± 9.4 0.0 0.0 31.0 2 409
Other 22 12.7 ± 10.4 14.0 0.0 37.0 - 22