|
Variables
|
Metastasis (n = 68)
|
Non-metastasis (n = 383)
|
P value
|
|---|
|
Age (mean ± SD)
|
|
≤ 55/> 55
|
40/28
|
234/149
|
0.724
|
|
Gender
|
|
Female / Male
|
36/32
|
211/172
|
0.743
|
|
Tumor size
|
|
< 1.0 cm / ≥1.0 cm
|
22/46
|
99/284
|
0.269
|
|
Coexistent thyroid
|
|
Nodular goiter
|
|
Yes / No
|
9/59
|
38/345
|
0.410
|
|
Toxic goiter
|
|
Yes / No
|
7/61
|
67/316
|
0.140
|
|
Hashimoto’s disease
|
|
Yes / No
|
172/184
|
36/59
|
0.070
|
|
Tumor focality
|
|
Multifocality / Unifocality
|
53/15
|
250/133
|
0.040
|
|
Tumor location
| | |
< 0.001
|
|
Inferior portion
|
60
|
185
| |
|
Upper-Middle portion
|
8
|
198
| |
|
Extrathyroidal extension
|
|
Yes / No
|
63/5
|
178/205
|
< 0.001
|
|
Central cervical metastasis
|
|
Yes / No
|
54/14
|
250/133
|
0.022
|
|
Lateral cervical metastasis
|
|
Level II
|
|
Yes / No
|
15/53
|
65/318
|
0.311
|
|
Level III
|
|
Yes / No
|
43/25
|
186/197
|
0.026
|
|
Level IV
|
|
Yes / No
|
58/10
|
175/208
|
< 0.001
|
- LNCM Lymph Node between superficial layer of deep Cervical fascia and deep fascia of infrahyoid Muscles
