Table 5. Treatment options and outcome in relation to tumour stage for all patients.

n	TRT option	St I	St II	St III	St IV	St X	Recurrence (recurr)/progression (progr)	n death/cause
Definitive IMRT (48 patients)
18	RT	4	9	4**	0	1	2 Tu recurr, 1 LN recurr	1 postop complic, 1 LN recurr, 2nd primary
10	CRT	0	3*	2**	5	0	1 Tu recurr, 1 Tu & LN recurr, 1 Tu progr	1 Tu progr, 2 × 2nd primary, 1 toxic death
2	ICT→RT	1	0	0	1	0
18	ICT→CRT	0	1	1	16	0	1 Tu recurr, 2 LN recurr, 1 Tu & LN recurr,	1 Tu recurr, 1 LN recurr & liver M+,
							4 Tu progr, 1 LN progr	3 Tu progr, 1 Tu progr & skin/lung M+
Post-operative IMRT (30 patients)
23	RT	2	6	8	7	0	1 Tu & LN recurr, 1 Tu progr	1 Tu progr & lung M+, 1 intercurrent death
7	CRT	0	1	1	5	0	1 Tu recurr	1 Tu recurr

TRT, treatment; postop, post-operative; CRT, concurrent chemotherapy and IMRT; ICT, induction chemotherapy; RT, radiotherapy; IMRT, intensity modulated radiotherapy; St, stage; M+, metastasis; Tu, primary tumour; LN, lymph node; complic, complication.

*Salvage surgery in 1 patient; **salvage surgery in 2 patient.