High normal blood pressure, hypertension, and the risk of type 2 diabetes in Japanese men. The Osaka Health Survey.

7,594 Japanese men aged 35-60 years who did not have diabetes or impaired fasting glucose at study entry

High normal blood pressure (systolic blood pressure 130-139 mmHg or diastolic blood pressure 85-89 mmHg) or hypertension (systolic blood pressure ≥140 mmHg, diastolic blood pressure ≥90 mmHg, or taking anti-hypertensive medications)

Normotensive men

Development of type 2 diabetes (fasting plasma glucose ≥126 mg/dl or 2-h postload plasma glucose ≥200 mg/dl)hard clinical