Cleveland Family Study

/datasets/cfs/variables/aaratio /datasets/cfs/variables/aaratio_lt6pts

Ratio of arm to ankle pressure

Calculation
aaratio_calc = ( armmean / ankmean )
Type numeric

Visit vs Ratio of arm to ankle pressure

N Mean StdDev Median Min Max Unknown Total
Visit 5 721 1.1 ± 0.1 1.1 0.5 1.6 14 735

Age at time of visit vs Ratio of arm to ankle pressure

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 645 1.1 ± 0.1 1.1 0.5 1.6 13 658
5-14 yrs old 61 1.1 ± 0.1 1.1 0.9 1.4 3 64
15-24 yrs old 110 1.1 ± 0.08 1.1 0.9 1.3 2 112
25-34 yrs old 61 1.1 ± 0.1 1.1 0.9 1.3 1 62
35-44 years 97 1.1 ± 0.1 1.1 0.9 1.5 1 98
45-54 years 146 1.1 ± 0.1 1.1 0.6 1.6 2 148
55-64 years 82 1.1 ± 0.1 1.1 0.7 1.5 2 84
65-74 years 56 1.0 ± 0.1 1.1 0.5 1.3 1 57
75-84 years 30 1.0 ± 0.2 1.1 0.5 1.4 1 31
85 years or older 2 1.2 ± 0.3 1.2 0.9 1.4 - 2

Sex vs Ratio of arm to ankle pressure

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 721 1.1 ± 0.1 1.1 0.5 1.6 14 735
Female 395 1.1 ± 0.1 1.1 0.5 1.5 11 406
Male 326 1.1 ± 0.1 1.1 0.6 1.6 3 329

Race vs Ratio of arm to ankle pressure

Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 721 1.1 ± 0.1 1.1 0.5 1.6 14 735
White 299 1.1 ± 0.1 1.1 0.8 1.6 5 304
Black 400 1.1 ± 0.1 1.1 0.5 1.5 9 409
Other 22 1.1 ± 0.07 1.0 1.0 1.2 - 22