Lipids in Health and Disease

Table 2 Summary of study quality evaluated by Cochrane risk of biases tool

From: Effect of atorvastatin treatment on circulating adiponectin: a meta-analysis of randomized controlled trials

Author (year)	Sequence generation	Allocation concealment	Blinding of participants and personnel	Blinding of outcome assessment	Incomplete outcome data	Selective outcome reporting	Other potential threats	Total
Shetty 2004	Unclear	Unclear	Low	Low	Unclear	Unclear	Unclear	2
Koh 2005	Unclear	Unclear	Low	Low	Low	Unclear	Unclear	3
Chan 2008	Unclear	Unclear	Low	Low	Unclear	Unclear	Unclear	2
von Eynatten 2009	Unclear	Unclear	High	High	Low	Unclear	Unclear	1
van Hoek 2009–10 mg^a	Unclear	Unclear	High	High	Low	Unclear	Unclear	1
van Hoek 2009–80 mg^a	Unclear	Unclear	Low	Low	Low	Unclear	Unclear	3
Carnevale 2010	Low	Low	High	Low	Low	Unclear	Unclear	4
Koh 2010–10 mg^b	Unclear	Low	Low	Low	Low	Unclear	Unclear	4
Koh 2010–20 mg^b	Unclear	Low	Low	Low	Low	Unclear	Unclear	4
Koh 2010–40 mg^b	Unclear	Low	Low	Low	Low	Unclear	Unclear	4
Koh 2010–80 mg^b	Unclear	Low	Low	Low	Low	Unclear	Unclear	4
Koh 2011	Unclear	Unclear	High	High	Low	Unclear	Unclear	1
El-Barbary 2011	Unclear	Unclear	High	High	Low	Unclear	Unclear	1
Buldak 2012	Unclear	Unclear	High	High	Low	Unclear	Unclear	1

^athe study by van Hoek et al. (2009) included two atorvastatin treatment arms with dosages of 10 and 80 mg/d respectively, and both the comparisons were included separately
^bthe study by Koh et al. (2010) included four atorvastatin treatment arms with dosages of 10, 20, 40, 80 mg/d respectively, and these comparisons were included separately

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ISSN: 1476-511X

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