Over a median follow-up of @ years , the intensive-therapy group had a significantly lower risk of the primary outcome than did the standard-therapy group ( hazard ratio , @ ; @ % confidence interval -LSB- CI -RSB- , @ to @ ; P = @ ) , with an absolute reduction in risk of @ major cardiovascular events per @ person-years , but did not have reduced cardiovascular mortality ( hazard ratio , @ ; @ % CI , @ to @ ; P = @ ) .