RESULTS	At the 18 month follow-up there were no significant differences between intervention and control groups in the numbers ( proportions ) of patients above the recommended limits : systolic blood pressure , intervention 98/360 ( 27.2 % ) v control , 133/405 ( 32.8 % ) , odds ratio 1.51 ( 95 % confidence interval 0.99 to 2.30 ; P = 0.06 ) ; diastolic blood pressure , intervention 32/360 ( 8.9 % ) v control , 40/405 ( 9.9 % ) , 1.40 ( 0.75 to 2.64 ; P = 0.29 ) ; and total cholesterol concentration , intervention 52/342 ( 15.2 % ) v control , 64/391 ( 16.4 % ) , 1.13 ( 0.63 to 2.03 ; P = 0.65 ) .\