Mean BP by visit - all patients   Mean BP by visit - all patients   n mmHg diff Random 19339 164/95 6 Weeks 18930 155/88 10/7 3 Months 18762 150/86 14/9 6 Months 18645 147/86 17/9 1 Year 18364 145/85 19/10 1.5 Year 17923 143/83 21/12 2 Years 17879 142/83 22/12 2.5 Years 16765 140/81 24/14 3 Years 12983 139/81 25/14 3.5 Years 7383 138/80 26/16  

Mean BP by visit - diabetic patients   n mmHg Diff Random 4729 165/93 6 Weeks 4620 157/87 8/6 3 Months 4568 153/85 12/8 6 Months 4517 149/84 16/9 1 Year 4459 146/82 19/10 1.5 Year 4325 144/80 21/12 2 Years 4321 142/80 23/13 2.5 Years 4007 140/78 25/14 3 Years 3071 139/78 3.5 Years 1695 139/77 27/16