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Table 1 Risk of bias assessment

From: Comparing antibiotic treatment for leptospirosis using network meta-analysis: a tutorial

Study, year [ref] Random sequences generation Allocation concealment Blinding of outcome assessment
Suputtamongkol, 2004 [2] low risk low risk high risk
Edwards,1988 [22] low risk unclear unclear
Watt, 1988 [23] high risk high risk high risk
Dahler, 2000 [24] high risk high risk high risk
Costa,2003 [25] unclear unclear unclear risk
Panaphut, 2003 [26] low risk low risk low risk
McClain, 1984 [27] low risk low risk unclear