RESULTS	Systolic blood pressure decreased from 127.9 to 125.2 mmHg ( 2.7 mmHg decrease ; 95 % confidence interval , -4.6 to -0.8 ) in the intervention group , whereas it increased from 128.0 to 128.5 mmHg ( 0.5 increase ; -1.3 to 2.3 ) in the control group .\