Table 2.

The pooled associations between Gal-1 expression and the prognosis of cancerous patients (OS)

Outcome subgroup	No. of studies	No. of patients	HR (95% CI)	P value	Model	Heterogeneity
						I2 (%)	P
All	18	2674	1.79 (1.54–2.08)	< 0.001	Random	43.6	0.025
Ethnicity
Asian	12	1734	1.96 (1.60–2.42)	< 0.001	Random	50.5	0.023
Caucasian	6	940	1.42 (1.21–1.66)	< 0.001	Fixed	0.00	0.716
Tumor type
Digestive system	7	1268	1.94 (1.64–2.30)	< 0.001	Fixed	20.1	0.276
NOT digestive system	11	1406	1.61 (1.33–1.94)	< 0.001	Random	42.5	0.066
Analysis type
Univariate	18	2674	1.79 (1.54–2.09)	< 0.001	Random	50.0	0.008
Multivariate	4	765	1.93 (1.60–2.32)	< 0.001	Fixed	0.00	0.572
HR obtained method
Reported in text	7	1302	1.77 (1.42–2.20)	< 0.001	Random	49.2	0.066
Data extrapolated	11	1372	1.77 (1.42–2.20)	< 0.001	Random	47.6	0.039