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Table 2 Methodological quality of randomised controlled trials

From: Comparison of the efficacy of tenofovir and adefovir in the treatment of chronic hepatitis B: A Systematic Review

Study Adequate sequence generation Allocation concealment Blinding Incomplete outcome data addressed Free of selective reporting Free of other bias
Marcellin Study 102 [14] yes yes yes yes yes yes
Marcellin Study 103 [14] yes yes yes yes yes yes
Lacombe [16] no no no yes yes unclear
Hann [17] unclear unclear unclear yes unclear unclear
Peters [18] yes yes yes yes yes yes
van Bommel [19] no no no yes yes unclear