Table 1.

Baseline characteristics of the cohort

	N (%)	HMGB1 (ln mean ± SEM), ng/ml	R	P*
Median age (range), years	56.5 (30–73)		0.15	0.29
Sex
Male	29 (58)	0.08 ± 0.13
Female	21 (42)	0.15 ± 0.14		0.69
Tumor KRAS status
Wild-type	26 (52)	0.10 ± 0.13
Mutant	13 (26)	0.29 ± 0.23
Unknown	11 (22)	–0.09 ± 0.17		0.39
T stage
2	5 (10)	0.43 ± 0.18
3	29 (58)	0.09 ± 0.15
4	16 (32)	0.05 ± 0.12		0.54
N stage
0	8 (16)	–0.03 ± 0.27
1	5 (10)	0.27 ± 0.33
2	36 (72)	0.12 ± 0.11		0.75
Median tumor volume (range), cm3	16.8 (1.1–135)		0.03	0.86

*By Pearson correlation test or independent sample t-test