Table 2.

Summary of mean apparent diffusion coefficient (ADC_mean), mean R₂* (R₂*_mean) and fluorine-18 fludeoxyglucose positron emission tomography metabolic parameters

Parameters	Median	Range
Pre-treatment
SUVmax (g ml−1)	12.1	3.7–22.0
MTV (cm3)	21.5	1.0–122
TLG (g)	92.9	2.7–924
ADCmean (×10−3 mm2 s−1)	1.177	0.808–1.678
R2*mean (s−1)	0.0600	0.0341–0.1175
Week 2
ADCmean (×10−3 mm2 s−1)	1.553	1.112–2.100
R2*mean (s−1)	0.0557	0.0283–0.089
Week 3
SUVmax (g ml−1)	8.1	2.4–15.1
MTV (cm3)	7.15	0.0–43.3
TLG (g)	27.95	0.0–241.2
ADCmean (×10−3 mm2 s−1)	1.724	1.037–2.510
R2*mean (s−1)	0.0595	0.0393–0.1195
Week 5
ADCmean (×10−3 mm2 s−1)	1.653	1.170–2.501
R2*mean (s−1)	0.0632	0.0435–0.1158
Week 6
ADCmean (×10−3 mm2 s−1)	1.738	0.919–2.190
R2*mean (s−1)	0.0589	0.0401–0.1011

MTV, metabolic tumour volume; SUV_max, maximum standardized uptake value; TLG, total lesional glycolysis.