Table 3.

Variability of the ratios LBR, SUR_tc/TLR, and SUR_tc/TLR_tc

	LBR		SURtc/TLR		SURtc/TLRtc
Group	Mean ± SD	90 % CI	Mean ± SD	90 % CI	Mean ± SD	90 % CI
All	1.47 ± 0.18	1.2–1.78	1.14 ± 0.21	0.82–1.48	1.38 ± 0.17	1.12–1.65
Site
Site A	1.45 ± 0.19	1.18–1.78	1.14 ± 0.22	0.82–1.55	1.37 ± 0.18	1.11–1.66
Site B	1.5 ± 0.18	1.23–1.79	1.15 ± 0.18	0.84–1.43	1.4 ± 0.16	1.15–1.64
Tumor entity
HNC	1.44 ± 0.15	1.2–1.66	1.16 ± 0.21	0.85–1.49	1.36 ± 0.14	1.12–1.61
NSCLC	1.49 ± 0.18	1.23–1.8	1.14 ± 0.18	0.82–1.43	1.39 ± 0.16	1.14–1.64
EC	1.45 ± 0.19	1.18–1.78	1.15 ± 0.23	0.81–1.57	1.37 ± 0.19	1.09–1.66
Tumor size
Volume <10 ml	1.48 ± 0.19	1.18–1.78	1.16 ± 0.23	0.8–1.58	1.4 ± 0.19	1.12–1.66
Volume ≥ 10 ml	1.46 ± 0.18	1.2–1.78	1.13 ± 0.19	0.83–1.42	1.36 ± 0.16	1.13–1.62