Fig. 1

Multivariable-adjusted hazard ratios for the incidence of stroke according to the categories of sex, age, and status of anti-diabetic medication. BP1: normotension; BP2: prehypertension; BP3: hypertension; HB1: HbA₁c < 7.0%; HB2: HbA₁c from 7.0 to 7.9%; HB3: HbA₁c ≥ 8.0%