Table 2. Prevalence of prediabetes (i-IFG, i-IGT or combined IFG+IGT) in the northeast (SHIP-TREND) and south (KORA F4) of Germany^*.

Age (years)	SHIP-TREND	KORA F4
N	1,980	2,617
Men
35–44	43.5 (36.8–50.4)	20.2 (15.8–25.2)
45–54	50.4 (44.0–56.8)	35.2 (29.7–41.1)
55–64	57.8 (51.2–64.3)	44.3 (38.7–50.1)
65–74	58.2 (50.1–66.0)	52.3 (46.0–58.6)
75–79	43.8 (29.5–58.8)	52.7 (42.1–63.1)
Women
35–44	19.9 (15.4–25.1)	7.3 (4.7–10.6)
45–54	30.9 (25.8–36.4)	14.7 (11.2–18.9)
55–64	45.5 (39.6–51.4)	30.7 (25.7–36.1)
65–74	49.2 (41.7–56.7)	44.1 (38.2–50.0)
75–79	48.5 (30.8–66.5)	41.9 (31.3–52.9)

*The sample was restricted to participants without known diabetes and to participants who were fasting for ≥8 hours. Results are crude prevalence estimates (%) and 95% confidence intervals. Significant regional differences (p<0.05) are highlighted in bold.

Abbreviations: SHIP-TREND: Study of Health in Pomerania (2008–2012); KORA F4: Cooperative Health Research in the Region of Augsburg (2006–2008). I-IFG (isolated impaired fasting glucose: 5.6–6.9 mmol/l (100–125 mg/dl), fasting); i-IGT (impaired glucose tolerance: 7.8–11.0 mmol/l (140–199 mg/dl), 2 hour postload).