Table 1. Demographics.

Patient	Country	Sex	Age	Performance status (WHO)	Tumor stage	Comorbidity	Previous treatment
1	Ireland	M	78	2	T3 N2 M0	None reported	None
2	Ireland	M	77	2	T4 N2 M0	Respiratory compromise	Chemotherapy FOLFOX × 4 cycles
3	Ireland	F	74	1	T3 N0 M0	Early Alzheimers	None
4	Ireland	F	62	1	T4 N0 M0	None reported	Insulin potentiation therapy
5	Denmark	F	85	2	T2 N0 M0	Cardiovascular disease (biological aortic valve, pacemaker, arrhythmia, previous apoplexy)	Radiotherapy 5 Gy × 3
6	Denmark	F	88	2	T2 N0 M0	Arrhythmia	Argon beam
7	Denmark	M	71	1	T1 N0 M0	Diabetes, chronic nephropathy Cardiovascular disease (biological aortic valve, pacemaker)	Radiotherapy 1.8 Gy × 25

FOLFOX, fluorouracil, leucovorin and oxaliplatin; Gy,Gray.