BioMed Research International / 2018 / Article / Tab 2

Review Article

Effect of Stains on LDL Reduction and Liver Safety: A Systematic Review and Meta-Analysis

Table 2

Quality assessment of the included studies.

Study Random
sequence
generation
Allocation
concealment
Blinding of participants personnel and outcome assessors Incomplete
outcome
data
Selective
outcome
reporting
Other
sources
of bias

Keech et al. 1994LLHLLL
Salonen et al. 1995LLLLLL
Herd et al. 1997UULLLU
Patrick et al. 2002UULLLU
Downs et al. 1998UULLLL
Shepherd et al. 1995UULLLL
Pedersen et al. 1994LLLLLL
Tonkin 1998UULLLL
Sacks et al. 1996LULLLL
Shepherd et al. 2002LLLLLL
Armitage et al. 2009LLLLLL
Bays et al. 2004UUHLLU
Baigent et al. 2005UULLLU
Furberg et al. 1994UULLLL
Newman et al. 2008UULLLH
Bradford et al. 1991UULLLU

L: low risk of bias; H: high risk of bias; U: unclear risk of bias.