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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: IEEE Trans Med Imaging. 2017 Jul 11;37(1):151–161. doi: 10.1109/TMI.2017.2725443

TABLE II.

Plaque phenotype changes (frame-level).

Baseline Follow-up
TCFA ThCFA FcP FP PIT NL
TCFA 408 (6%) 55 148 13 109 71 12
ThCFA 1068 (17%) 36 390 59 205 277 101
FcP 140 (2%) 2 45 32 12 35 14
FP 826 (13%) 4 108 19 314 279 102
PIT 2005 (32%) 17 128 20 719 881 240
NL 1894 (30%) 10 51 18 86 196 1533
Total 6341 124 (2%) 870 (14%) 161 (3%) 1445 (23%) 1739 (27%) 2002 (32%)

Values are n or n (%). Plaque phenotypes were automatically labeled as given in [34].

TCFA: virtual histology-derived thin-cap fibroatheroma; ThCFA: thick-cap fibroatheroma; FcP: fibrocalcific plaque; FP: fibrous plaque; PIT: pathological intimal thickening; NL: No lesion.