MKI67 and neoplasm: Ki67 LI was associated with smaller tumor size in the whole radiogenic group (b = −0.672, p = 0.030), but no statistical significance could be reached in the BRAFV600E-positive (b = −0.125, p = 0.848) and the BRAFV600E-negative (b = −0.523, p = 0.135) PTCs separately.