Age, years (No. of subjects) Estimation for prevalence of nutritionally high-risk people†
ISU AGE AGEVAR
Analysis of actual 12-day  survey data 18–29 (42) 85.2 79.8 84.4
30–49 (56) 94.5 91.9 92.9
50–69 (136) 97.0 97.0 96.7
70–79 (23) 96.8 98.4 96.9
  Total (257) 94.6 92.7 93.5
aIowa State University.
†Nutritionally high-risk=Usual intakeof sodium ≥ 2949 mg.
Table 3: An example of the estimated prevalence of nutritionally high-risk people† by the ISUa method, AGE MODE, and AGEVAR MODE.