Baseline and annual echocardiograms were recorded in @ hypertensive patients with electrocardiographic signs of LV hypertrophy during @ years randomized losartan - or atenolol-based antihypertensive treatment in the Losartan Intervention For Endpoint ( LIFE ) reduction in hypertension study and classified as having ISH ( n = @ ) if systolic BP @ mmHg and diastolic BP < @ mmHg , or non-ISH divided into two groups by systolic BP @ mmHg ( non-ISH @ mmHg ) ( n = @ ) and systolic BP < @ mm Hg ( n = @ ) ( non-ISH < @ mmHg ) , respectively .