borderline significantP = 0.057
Significant association between age and the risk of CT abnormalities (OR = 1.07; 95% CI, 1.03–1.11; P < 0.001) were observed at 6 months follow-up, and disease severity had a borderline significant effect (OR = 7.65; 95% CI, 1.40–143.02; P = 0.057; Table 3 ).