Table 2 —

Prevalence of diabetes with 95% CIs (where appropriate) in each category of glucose tolerance

Category of glucose toleranceOverall prevalence (%)95% CI
Known diabetes12
Newly detected diabetes14.811.0–19.2
IGT30.225.2–35.6
Normal43.137.5–48.8
Total of known plus newly detected diabetes*26.721.9–32.0
• *

* Based on the method of calculation described by Croxson et al. (9).