Fig 1.
PRISMA Flow Diagram of Search Results.
From: Moher D, Liberati A, Tetzlaff J, Altman DG, The PRISMA Group (2009). Peferred Reporting Iterns tor Systematic Reviews and Mela-Analyses: The PRISMA Statement. PLoS Med 6(6): e1000097. doi:10.1371/journal.pmed1000097 For more information, visit www.prisma-statement.org.
Fig 2.
Risk of bias assessment; outcome: all-cause mortality.
Legend: Our assessment indicated low risk of bias for missing data in about 75% of trials. The level of blinding was adequate in only about 25% of the studies.
Fig 3.
The network map of seven-node analysis; outcome: all-cause mortality.
Legend: Edges are weighted by precision.
Table 1.
GRADE quality assessment of direct evidence of each pairwise treatment comparison for all-cause mortality.
Fig 4.
The predictive interval consistency plot from the consistency model of seven-node analysis; outcome: all-cause mortality without a reference standard.
Table 2.
GRADE confidence assessments of indirect estimates per pairwise treatment comparison for all-cause mortality.
Table 3.
Direct, indirect, and NMA estimates of all-cause mortality with 95% confidence intervals and GRADE assessments for each pairwise comparison within the network of seven phosphate binders.