Table 2.

Histological subtypes and distant spread of FTCs at the time of histological diagnosis in females and males.

	Female (n/%)	Male (n/%)	P value
Histological subtype of FTC
Conventional	38 (80.9)	18 (60.0)	0.066
Hurthle cell	5 (10.6)	8 (26.7)	0.116
Insular	1 (2.1)	1 (3.3)	1.000
Minimally invasive	1 (2.1)	2 (6.7)	0.557
Encapsulated	1 (2.1)	0 (0.0)	1.000
Uncertain malignant potential	1 (2.1)	1 (3.3)	1.000
Total	47 (100.0)	30 (100.0)
Distant spread	9 (19.1)	7 (23.3)	0.775
Lymph node	4 (44.4)	2 (28.6)	0.633
Bony involvements	1 (11.1)	4 (57.2)	0.106
(i) Femur	0 (0.0)	1 (14.3)	1.000
(ii) Clavicle	0 (0.0)	1 (14.3)	1.000
(iii) Cervical vertebrae	1 (11.1)	1 (14.3)	0.400
(iv) Rib	0 (0.0)	1 (14.3)	0.000
Forehead (swelling)	1 (11.1)	0 (0.0)	1.000
Neck muscle	2 (22.2)	1 (14.3)	1.000
Dural mater	1 (11.1)	0 (0.0)	1.000
Total	9 (100.0)	7 (100.0)