Figure 1.

Associations of 25-hydroxyvitamin D₃ with blood pressure in men separated by the use of antihypertensive medicine. A) Association between 25-hydroxyvitamin D₃ and systolic blood pressure in men without medication. B) Association between 25-hydroxyvitamin D₃ and systolic blood pressure in men with medication. C) Association between 25-hydroxyvitamin D₃ and diastolic blood pressure in men without medication. D) Association between 25-hydroxyvitamin D₃ and diastolic blood pressure in men with medication. The P values and the standardised coefficients β were calculated by univariate regression analyses.