Figure 2

Kaplan Meier curves showing the cumulative proportional requirement for peripheral artery intervention in relation to diabetes categories. Lines represent requirement for peripheral artery intervention for subjects grouped by diabetes categories. The blue, green, black, purple and red lines represent no diabetes, impaired fasting glucose, non-medicated diabetes, diabetes prescribed oral hypoglycaemics only and diabetes prescribed insulin, respectively. Vertical lines represent subjects censored at loss to follow-up.