Fig 1.
Flow chart of search process.
Table 1.
Characteristics of included studies.
Fig 2.
Risk of bias and applicability concerns.
(+) denotes low risk, (−) denotes high risk.
Fig 3.
Summary ROC curve for the 6 included studies.
Numbers in brackets are 95% CIs. ROC: receiver operating characteristic, AUC: area under curve, SENS: sensitivity, SPEC: specificity, CI: confidence interval.
Fig 4.
Forest plot for the association of serum creatinine and mortality of paraquat poisoning.
Fig 5.
Forest plots of sensitivity and specificity of Serum creatinine in predicting mortality after paraquat poisoning.
The diamond indicates the combined estimate from the included studies.
Fig 6.
Deeks publication bias test.
Fig 7.
Sensitivity analysis of the relationship between serum creatinine and mortality of paraquat poisoning.
Table 2.
Meta-regression analysis of potential sources of heterogeneity.