•Four surveys covering ages 1.5 yrs to
>85 yrs
•
•Random samples of the British population
with approximately 2,000 subjects in each. The very ill, pregnant women and those of no fixed abode were not included
•
•Field-work conducted between 1990 and
2001
•
•Collected information on:
- 4-7
day weighed dietary intakes
-
supplement and drug use
-
laboratory measures of nutrient status
- alcohol
intake and smoking
- tests of
liver and kidney function (elderly only)
- BP and
BMI
•
•The surveys provide detailed information about the
prevalence of
nutritional deficiencies and excess and some of the associated risk factors