Table S2.

Multivariate Cox regression of prognostic parameters for survival in patients with gastric cancer

Prognostic parameter	Multivariate analysis
	HR	95% CI	P-value
Expression of NLRP6 (low vs. high)	0.825	0.483–1.409	0.482
Helicobacter pylori infection (negative vs. positive)	0.518	0.306–0.876	0.014*
TNM (I+II vs. III+IV)	2.383	1.249–4.549	0.008**
Tumor size (<5 cm vs. ≥5 cm)	2.689	1.492–4.848	0.001**
Lymph node metastasis (absent vs. present)	13.465	5.398–33.589	0.000***

Note:

^*P<0.05,

^**P<0.01, and

^***P<0.001.