Al Sowielem, L.S. El Zubier, A.G. 1998 The compliance of hypertensive patients and patients' knowledge and misconceptions about hypertension were investigated in a cross sectional study of all hypertensive patients 190 attending four primary health care centres in Al Khobar, Saudi Arabia. The mean age was 49.9 11.7 years. The overall compliance rate was 34.2 the rate was lower in those aged 55 years than older patients 26.2 versus 48.5 P 0.001 . It was also lower among educated than illiterate patients 30.4 and 38.1 respectively P 0.001 . About 44 of patients ...