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Table 2 Risk of bias summary

From: Effect of uric acid-lowering therapy on renal function in patients with chronic kidney disease: a systematic review and meta-analysis

Study Random sequence generation Allocation concealment Blinding of participants and personnel Blinding of outcome assessment Incomplete outcome data Selective reporting Other bias
Siu 2006 Low Unclear High Unclear Low Unclear Low
Goicoechea 2010 Low Unclear High Low Low Unclear Low
Sircar 2015 Low Low Low Unclear High Low Low
Saag 2016 Unclear Unclear Low Unclear High Unclear Low
Schumacher 2008 Unclear Unclear Unclear Unclear High Unclear Low
Hosoya 2014 Low Unclear Unclear Unclear Low Low Low
Golmohammadi 2017 Unclear Unclear Unclear Unclear Unclear Unclear Low
Gunawardhana 2018 Low Unclear Low Unclear High Unclear Low
Saag 2019 Low Unclear Low Unclear High Low Low
Mukri 2018 Low Unclear High Unclear Low Unclear Low
Kimura 2018 Low Unclear Unclear Unclear Low Low Low