CEACAM5 and Hypertension: Moreover, CRC patients manifesting antecedent hypertension were older (68 ± 9 years; p < 0.001), experienced more incidents of stroke (6.1%; p = 0.024), had more cholecystectomies (14%; p = 0.001), and had higher CEA levels (≥ 5 ng/mL) (59%; p = 0.050).