|
Gender
|
Female
|
9
|
10
|
0.16
|
|
Male
|
3
|
10
|
|
Age at presentation (years)
|
64 or less
|
6
|
5
|
0.15
|
|
65 or more
|
6
|
15
|
|
Tumor diameter (cm)
|
0-4
|
3
|
4
|
0.74
|
|
4.01 and more
|
9
|
16
|
|
pT tumor stage
|
pT0 or pT2
|
2
|
3
|
0.96
|
|
pT3
|
6
|
11
|
|
pT4
|
4
|
6
|
|
N stage
|
N0
|
10
|
16
|
0.48
|
|
N1 (N1a + N1b)
|
2
|
4
|
|
M stage
|
M0
|
12
|
0
|
-
|
|
M1
|
0
|
20
|
|
Thyroid surgical procedure
|
Total or near-total thyroidectomy
|
6
|
13
|
0.40
|
|
Lobectomy or less
|
6
|
7
|
|
Neck dissection
|
No
|
9
|
18
|
0.26
|
|
Yes
|
3
|
2
|
|
Residual tumor after surgery
|
R0 – without residual tumor
|
3
|
12
|
0.066
|
|
R1 – microscopic residual tumor
|
8
|
5
|
|
R2– macroscopic residual tumor
|
1
|
3
|
|
Radioiodine ablation after surgery
|
No
|
1
|
1
|
0.71
|
|
Yes
|
11
|
19
|
|
Therapy with radioiodine
|
No
|
5
|
8
|
0.93
|
|
Yes
|
7
|
12
|
|
External beam irradiation - neck
|
No
|
6
|
14
|
0.40
|
|
Yes
|
6
|
6
|
|
External beam irradiation – any site
|
No
|
2
|
11
|
0.03
|
|
Yes
|
10
|
9
|
|
Chemotherapy
|
No
|
4
|
16
|
0.008
|
|
Yes
|
8
|
4
|
|
Outcome
|
Alive without disease
|
0
|
0
|
-
|
|
Alive with disease
|
2
|
9
|
|
Dead of disease
|
9
|
11
|
|
Dead of other causes
|
0
|
0
|
|
Lost to follow-up
|
1
|
0
|
