The differences between the intervention - and the control practices ' mean HbA1c and total cholesterol at follow-up adjusted for baseline values and clustering were respectively : -0.02 % - points ( 95 % CI : -0.11 to 0.07 ; p : 0.67 ) ; 0.08 mmol/l ( 95 % CI : 0.01 to 0.15 ; p : 0.02 ) .