Department of Pathology, Eulji University Hospital, Eulji University School of Medicine, Daejeon, Korea
1Department of Pathology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea
© 2018 The Korean Society of Pathologists/The Korean Society for Cytopathology
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Conflicts of Interest
No potential conflict of interest relevant to this article was reported.
High mLNR (≥ 0.44) | Low mLNR (< 0.44) | p-value | |
---|---|---|---|
Total (n = 64) | 34 (53.1) | 30 (46.9) | |
Age (yr) | 45.2 ± 12.7 | 46.3 ± 12.8 | .718 |
Sex | > .999 | ||
Male | 9 (26.5) | 7 (23.3) | |
Female | 25 (73.5) | 23 (76.7) | |
Tumor size (cm) | 1.41 ± 0.76 | 1.42 ± 0.64 | .991 |
Tumor size | .668 | ||
Overt PTC (> 1 cm) | 21 (61.8) | 21 (70.0) | |
Microcarcinoma (≤ 1 cm) | 13 (38.2) | 9 (30.0) | |
BRAF mutation | .884 | ||
Present | 32 (94.1) | 27 (90.0) | |
Absent | 2 (5.9) | 3 (10.0) | |
Multifocality of tumor | .726 | ||
Present | 15 (44.1) | 11 (36.7) | |
Absent | 19 (55.9) | 19 (63.3) | |
No. of tumors | .855 | ||
1 | 19 (55.9) | 19 (63.3) | |
2 | 9 (26.5) | 7 (23.3) | |
3 | 3 (8.8) | 3 (10.0) | |
4 | 2 (5.9) | 1 (3.3) | |
5 | 0 (0.0) | 0 | |
6 | 1 (2.9) | 0 | |
Extrathyroidal extension | .753 | ||
Present | 25 (73.5) | 24 (80.0) | |
Absent | 9 (26.5) | 6 (20.0) | |
Tumor stage (8th) | .712 | ||
I | 26 (76.5) | 25 (83.3) | |
II | 8 (23.5) | 5 (16.7) | |
III | 0 | 0 | |
IV | 0 | 0 |
High mLNR (≥ 0.44) | Low mLNR (< 0.44) | p-value | |
---|---|---|---|
Total (n = 64) | 34 (53.1) | 30 (46.9) | |
mLNR | 0.72 ± 0.21 | 0.22 ± 0.11 | < .001 |
Largest tumor deposit diameter (cm) | 0.43 ± 0.32 | 0.29 ± 0.41 | .114 |
Macrometastasis (> 0.2 cm) | .006 | ||
Present | 28 (82.4) | 14 (46.7) | |
Absent | 6 (17.6) | 16 (53.3) | |
Extracapsular spread | .007 | ||
Present | 13 (38.2) | 2 (6.7) | |
Absent | 21 (61.8) | 28 (93.3) | |
Examined lymph node | |||
Number | 6.53 ± 5.39 | 11.80 ± 8.72 | .006 |
Mean size (cm) | 0.32 ± 0.14 | 0.26 ± 0.10 | .041 |
Largest LN size (cm) | 0.54 ± 0.29 | 0.55 ± 0.36 | .947 |
Metastatic lymph node | |||
Number | 4.38 ± 3.37 | 2.27 ± 2.07 | .003 |
Mean size (cm) | 0.38 ± 0.19 | 0.41 ± 0.21 | .547 |
Largest LN size (cm) | 0.53 ± 0.29 | 0.48 ± 0.38 | .597 |
Values are presented as number (%) or mean ± SD. mLNR, metastatic lymph node ratio; PTC, papillary thyroid carcinoma; SD, standard deviation.
Values are presented as number (%) or mean ± SD. mLNR, metastatic lymph node ratio; LN, lymph node; SD, standard deviation.