highly significantP <0.001
IMT Score Added to Framingham Risk Factors and CAC Score After entering CAC score in the model including sex, race/ethnicity, and traditional Framingham risk factors, the predictive value of the combined carotid IMT score remained highly significant ( P <0.001), but was attenuated, with the hazard ratio decreasing from 4.24 to 3.15 (Table 4 ).