Cleveland Family Study

/datasets/cfs/variables/prtaxes2 /datasets/cfs/variables/qrsblok

P-R-T axis 3

Units millimeters
Type numeric

Visit vs P-R-T axis 3

N Mean StdDev Median Min Max Unknown Total
Visit 5 733 41.6 ± 38.8 40.0 -89.0 269.0 2 735

Age at time of visit vs P-R-T axis 3

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 656 42.3 ± 40.0 40.0 -89.0 269.0 2 658
5-14 yrs old 63 45.5 ± 22.2 46.0 -12.0 141.0 1 64
15-24 yrs old 112 38.6 ± 16.4 40.0 -13.0 83.0 - 112
25-34 yrs old 62 29.7 ± 26.4 32.0 -54.0 79.0 - 62
35-44 years 98 33.1 ± 32.9 26.5 -9.0 237.0 - 98
45-54 years 147 42.4 ± 43.0 41.0 -89.0 227.0 1 148
55-64 years 84 46.8 ± 44.0 47.5 -79.0 266.0 - 84
65-74 years 57 56.9 ± 63.2 49.0 -78.0 263.0 - 57
75-84 years 31 62.5 ± 66.3 52.0 -76.0 269.0 - 31
85 years or older 2 79.5 ± 43.1 79.5 49.0 110.0 - 2

Sex vs P-R-T axis 3

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 733 41.6 ± 38.8 40.0 -89.0 269.0 2 735
Female 404 41.3 ± 32.0 42.0 -79.0 210.0 2 406
Male 329 41.9 ± 45.8 38.0 -89.0 269.0 - 329

Race vs P-R-T axis 3

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 733 41.6 ± 38.8 40.0 -89.0 269.0 2 735
White 304 41.2 ± 37.0 39.0 -78.0 249.0 - 304
Black 407 41.7 ± 40.8 41.0 -89.0 269.0 2 409
Other 22 44.9 ± 21.6 48.5 -3.0 83.0 - 22