Fig 1.
Flow chart showing study selection procedure.
Table 1.
Characteristics of studies included in the meta-analysis.
Table 2.
Summary of ORs of the SPP1 polymorphisms and cancer risk.
Fig 2.
Meta-analysis of the association between SPP1 polymorphisms and susceptibility to cancer under dominant model.
(a) -443 T>C. (b) -156G>GG. (c)-156G>GG with HWE. (d) -66T>G.
Fig 3.
Begg’s funnel plot for publication bias under dominant model.
(a) -443T>G. (b) -156G>GG. (c) −66T>G