Joint Associations Between Plasma 25-Hydroxyvitamin D, Glycemic Status and First Stroke in General Hypertensive Adults: Results From the China Stroke Primary Prevention Trial (CSPPT).

In a hypertensive population, the relation between plasma 25(OH)D and risk of first stroke was significantly modified by fasting blood glucose.Registration-URL: https://www.clinicaltrials.gov. Unique identifier: NCT00794885.