ACE and atrial fibrillation: For, ACE rs3730036, SBP increased by 20.8 mmHg (P = 8.0E‐04); CYP11B2 rs6432, SBP increased by 20.8 mmHg (P = 8.0E‐04); and CYP11B2 rs3802228, SBP increased by 21.6 mmHg (P = 8.2E‐04) among AF but not Caucasians.