The rates of occurrences of cardiovascular, cerebrovascular, and all events expressed in cases per 1, 000 patient-years in diabetic subgroups divided by quartile of the distribution of mean 24-h PPs and by age at entry (≥40 and 41–59 years). The rates of occurrences of cardiovascular, cerebrovascular, and all events expressed in cases per 1, 000 patient-years in diabetic subgroups divided by quartile of the distribution of mean 24-h PPs and by age at entry (≥40 and 41–59 years). Shigeru Nakano et al. Dia Care 2005;28:95-100 ©2005 by American Diabetes Association