The multivariable analyses showed that , after controlling of age , gender , BMI smoking , blood pressure and cardiovascular event at baseline , the CVD mortality and incidence of cardiovascular events in IGT no-intervention group was 1.89 ( HR = 1.89 , 95 % CI 1.11-3 .22 , P = 0.02 ) and 1.38 ( HR = 1.38 , 95 % CI 1.01-1 .90 , P = 0.04 ) times of those in NGT group .