Table 1 Correlations between different relevant polarographically measured parameters of tumor hypoxia, FMISO PET, CDS and FDG PET data based oxygenation values
|  | ≤2.5 mmHg | ≤5.0 mmHg | ≤10.0 mmHg | Median pO2 | Mean pO2 | FMISOT/M | FMISOT/B | CPD | TP | FDGSUVmax | FDGSUVmean |
|---|---|---|---|---|---|---|---|---|---|---|---|
≤2.5 mmHg |  |  |  |  |  | r = 0.746 | r = 0.476 | r =-0.735 | r = -0.355 | r = 0.302 | r = 0.276 |
N | 36 | Â | Â | Â | Â | 20 | 20 | 28 | 16 | 20 | 20 |
≤5.0 mmHg | r = 0.934 |  |  |  |  | r = 0.757 | r = 0.478 | r =-0.786 | r =-0.527 | r = 0.161 | r = 0.123 |
N | 36 | 36 | Â | Â | Â | 20 | 20 | 28 | 16 | 20 | 20 |
≤10.0 mmHg | r = 0.765 | r = 0.903 |  |  |  | r = 0.703 | r = 0.435 | r =-0.788 | r =-0.604 | r = 0.021 | r = -0.013 |
N | 36 | 36 | 36 | Â | Â | 20 | 20 | 28 | 16 | 20 | 20 |
Mean pO2 | r =-0.610 | r =-0.768 | r =-0.902 | Â | Â | r =-0.589 | r = -0.278 | r = 0.720 | r = 0.607 | r = 0.167 | r = 0.174 |
N | 36 | 36 | 36 | 36 | Â | 20 | 20 | 28 | 16 | 20 | 20 |
Mean pO2 | r =-0.485 | r =-0.676 | r =-0.837 | r = 0.923 | Â | r =-0.582 | r = -0.272 | r = 0.576 | r = 0.508 | r = 0.166 | r = 0.161 |
N | 36 | 36 | 36 | 36 | 36 | 20 | 20 | 28 | 16 | 20 | 20 |
FMISOT/M | r = 0.558 | r = 0.551 | r = 0.462 | r =-0.413 | r = -0.376 | Â | Â | Â | Â | Â | Â |
N | 22 | 22 | 22 | 22 | 22 | 24 | Â | Â | Â | Â | Â |
FMISOT/B | r = 0.401 | r = 0.396 | r = 0.342 | r = -0.215 | r = -0.200 | 0.557 | Â | Â | Â | Â | Â |
N | 22 | 22 | 22 | 22 | 22 | 24 | 24 | Â | Â | Â | Â |
CPD | r =-0.475 | r =-0.537 | r =-0.662 | r = 0.590 | r = 0.468 | r =-0.503 | r = -0.270 | Â | Â | Â | Â |
N | 31 | 31 | 31 | 31 | 31 | 18 | 18 | 32 | Â | Â | Â |
TP | r = -0.145 | r = -0.303 | r =-0.592 | r = 0.604 | r = 0.519 | r =-0.509 | r = 0.004 | r = 0.784 | Â | Â | Â |
N | 18 | 18 | 18 | 18 | 18 | 9 | 9 | 18 | 18 | Â | Â |
FDGSUVmax | r = 0.241 | r = 0.101 | r = -0.056 | R = 0.205 | r = 0.219 | r = 0.159 | r = 0.403 | r = 0.105 | r = 0.179 | Â | Â |
N | 22 | 22 | 22 | 22 | 22 | 24 | 24 | 18 | 9 | 24 | Â |
FDGSUVmean | r = 0.238 | r = 0.087 | r = -0.062 | R = 0.193 | r = 0.193 | r = 0.108 | r = 0.329 | r = -0.077 | r = 0.103 | r = 0.982 | Â |
N | 22 | 22 | 22 | 22 | 22 | 24 | 24 | 18 | 9 | 24 | 24 |