Table 2

Status of metastasis and presentation and during follow-up

Code	T stage at presentation	Nodal metastasis at presentation	Distant metastasis at presentation	Nodal metastasis last follow- up	Distant metastasis last follow- up	Time from diagnosis to metastasis (months)	Time from any metastasis to death (months)	Treatment for nodal metastasis
12	T4b	Left parotid lymph node (LN), left preauricular LN	brain				18.1	Radiotherapy
40	T4b				Lung	21.5	62.6
49	T2c				Liver	21.1
53	T3a				Lung	22.2	5.5
54	T4b				Liver	50.1
73	T4b				Brain	4.6	2.5
50	T3c	Left deep cervical LN						RND
44	T4b	Left parotid LN, left preauricular LN		Left parotid LN, left preauricular LN		25.8	28.3	Radiotherapy
15	T1b	Right cervical LN						RND
22	T4b	Right cervical LN						RND
23	T2c	Left submandibular LN						SND
31	T4a	Left submandibular LN						SND
32	T3b	Right cervical LN						SND
35	T4b	Left parotid LN,left preauricular LN						Total parotidectomy
39	T4a	Left parotid LN,						Total parotidectomy
41	T3c	Right cervical LN, submandibular LN						SND
43	T2a	Right cervical LN						SND
45	T4b	Right submandibular LN					25.1	SND
66	T4a			Right parotid LN		31.8		Total parotidectomy
60	T4b			Right submandibular LN		41.1		SND
68	T4b			Left submandibular LN		32.8		SND