Table 1.

Relative risk of the first major amputation among individuals with diabetes (men and women separately by age-groups) vs. nondiabetic individuals during the first (1997–2000) and last (2004–2007) 4 years of the observation period

	Relative risk (95% CI)
	1997–2000	2004–2007
Men by age-groups
30–49 years	55.5 (42.1–71.9)	35.9 (26.1–48.2)
50–64 years	22.9 (19.9–26.2)	16.2 (14.2–18.3)
65–74 years	13.5 (12.1–15.0)	7.4 (6.5–8.3)
75+ years	7.3 (6.6–8.2)	4.5 (4.0–5.0)
All	11.7 (10.9–12.4)	7.0 (6.5–7.4)
Women by age-groups
30–49 years	81.1 (54.7–115.8)	55.0 (34.9–82.5)
50–64 years	29.3 (22.9–37.1)	19.8 (15.5–25.0)
65–74 years	18.1 (15.9–20.6)	7.1 (5.8–8.5)
75+ years	6.9 (6.4–7.4)	3.7 (3.4–4.0)
All	8.8 (8.3–9.3)	4.5 (4.2–4.8)