Cleveland Family Study

/datasets/cfs/variables/v4stm /datasets/cfs/variables/v4tpa

V4: Minimum amplitude of the T-wave

Units millimeters
Type numeric

Visit vs V4: Minimum amplitude of the T-wave

N Mean StdDev Median Min Max Unknown Total
Visit 5 732 275.7 ± 207.8 258.0 -473.0 1,113.0 3 735

Age at time of visit vs V4: Minimum amplitude of the T-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 655 274.1 ± 207.9 258.0 -473.0 1,113.0 3 658
5-14 yrs old 63 455.0 ± 208.4 424.0 102.0 903.0 1 64
15-24 yrs old 112 362.4 ± 195.6 317.0 0.0 1,113.0 - 112
25-34 yrs old 62 282.7 ± 173.1 265.5 -180.0 747.0 - 62
35-44 years 97 249.9 ± 169.3 258.0 -346.0 649.0 1 98
45-54 years 147 218.4 ± 184.5 219.0 -371.0 820.0 1 148
55-64 years 84 193.6 ± 187.1 195.0 -473.0 683.0 - 84
65-74 years 57 244.5 ± 223.5 190.0 -229.0 991.0 - 57
75-84 years 31 186.6 ± 240.0 170.0 -449.0 664.0 - 31
85 years or older 2 202.5 ± 231.2 202.5 39.0 366.0 - 2

Sex vs V4: Minimum amplitude of the T-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 275.7 ± 207.8 258.0 -473.0 1,113.0 3 735
Female 404 233.3 ± 179.5 219.0 -473.0 947.0 2 406
Male 328 327.8 ± 227.9 307.0 -371.0 1,113.0 1 329

Race vs V4: Minimum amplitude of the T-wave

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 732 275.7 ± 207.8 258.0 -473.0 1,113.0 3 735
White 303 297.0 ± 193.9 288.0 -449.0 947.0 1 304
Black 407 250.8 ± 212.3 234.0 -473.0 1,113.0 2 409
Other 22 441.4 ± 210.1 407.0 126.0 903.0 - 22