Table 5.

The correlation between SII and clinicopathological variables in cancer patients undergoing ICIs treatment.

Variables	No. of studies	No. of patients	Effects model	OR (95%CI)	p	Heterogeneity I2 (%) Ph
Gender (male vs female)	3	323	Fixed	1.01(0.59–1.73)	.959	0	0.529
Age (years) (≥65 vs <65)	2	274	Random	1.08(0.39–2.98)	.881	57.4	0.126
No. of metastasis sites (≥3 vs <3)	3	323	Fixed	1.49(0.90–2.46)	.119	46.8	0.152
LN metastasis (presence vs absence)	3	468	Fixed	1.41(0.92–2.17)	.117	0	0.747