1014-1015 / 2063
Relative frequency (%)
0
20
40
60
80
0
5
10
15
20
Tumour
Nordsmark et al. Acta Oncol 1994
a) Heterogeneity in hypoxia (%) amongst patients
Oxygen partial pressure (mmHg)
0
20
40
60
80
0
5
10
15
20
Normal tissue
Relative frequency (%)
Fraction pO
2
< 2.5 mmHg (%)
0 10 20 30 40 50 60 70 80 90 100
Relative frequency patients (%)
0
20
40
60
80
100
Dead (n=42)
Alive (n=24)
Oxygen partial pressure (mmHg)