Table 3.

The Relative Risk for the Prevalence and 4-Year Incidence of Myocardial Infarction, Stroke, and Amputation of Lower Extremities Associated With Presence of Proliferative Diabetic Retinopathy, Adjusted for Age in the Wisconsin Epidemiologic Study of Diabetic Retinopathy

	Myocardial Infarction RR (95% CI)	Stroke RR (95% CI)	Amputation of Lower Extremity RR (95% CI)
T1DM
Prevalence	3.5 (1.5–7.9)	2.6 (0.7–9.7)	7.1 (2.6–19.7)
Incidence	4.5 (1.3–15.4)	1.6 (0.4–5.7)	6.0 (2.1–16.9)
T2DM, taking insulin
Prevalence	0.8 (0.4–1.4)	1.2 (0.6–2.4)	4.2 (2.3–7.9)
Incidence	1.2 (0.5–3.4)	2.9 (1.2–6.8)	3.4 (0.9–13.2)
T2DM, not taking insulin
Prevalence	0.3 (0.0–2.4)	2.9 (0.9–9.4)	5.2 (0.6–45.0)
Incidence	1.5 (0.2–12.5)	6.0 (1.1–32.6)	7.0 (0.8–64.4)

Source: Table 9 from Klein et al. (259).

Abbreviation: RR, relative risk.