Table 2.

Demographic information of post-RT NPC patients

Parameters	Total n = 128
Age, years	55.2 ± 8.8
Gender (female/male), n	42/86
Chemotherapy, n (%)	63 (49.2%)
Radiation dose, Gy	66.82 ± 3.20
Post-RT duration, years	12.6 ± 6.0
Hypercholesterolemia, n (%)	39 (30.5%)
Hypertension, n (%)	35 (27.3%)
Diabetes mellitus, n (%)	14 (10.9%)
Current smoker, n (%)	5 (3.9%)
Coronary heart disease, n (%)	5 (3.9%)
Stroke or transient ischemia attack, n (%)	7 (5.5%)
Presence of carotid plaque, n (%)	114 (89.1%)
Carotid plaque score	1.41 ± 1.37