Cluster-adjusted mean differences at @ years between experimental versus control groups were as follows : @ mm Hg ( @ % confidence interval , -@ to @ ) for systolic and @ mm Hg ( -@ to @ ) for diastolic blood pressure ; -@ mmol/L ( -@ to @ ) for glucose ; @ % ( -@ % to @ % ) for insulin ; -@ g/mL ( -@ to @ ) for adiponectin ; and @ g/L ( -@ to @ ) for apolipoprotein A@ .