Table 2

Summary of quality measures of included studies
Randomisation method Allocation concealment Blinding: Participants Blinding: Investigators Blinding: Outcome assessors Blinding: Data assessors ITT % Follow-up
Fouad Al-Baaj 2005 NS NS Yes Yes No No No 94
Melanie S. Joy 2003 NS NS Yes Yes No No Yes 87
Finn WF 2006 NS NS No No No No No 38
Patrick.C 2003 NS NS No No No No Yes 64
N. D TOUSSAINT 2011 Computer-generated random numbers Yes No No No Yes Yes 67
T.shigematsu 2008 NS NS Yes Yes No No Yes 99
H H Mallache 2008 NS NS No No No No No 47
T.shigematsu 2007 A single stream scheme Yes Yes Yes No No No 91
Spasovski GB 2006 NS NS NS NS NS NS No 83
A.J. Hutchison 2005 NS NS No No No No Yes 58
S.-S. Chiang 2005 NS NS Yes Yes No No Yes 69
Finn WF 2004 NS NS Yes Yes No No Yes 63
Yong Kyu Lee 2013 NS NS NS NS NS NS No 69
Xu 2013 NS NS Yes Yes NS NS Yes 99
Sprague, S.M 2009 NS NS Yes Yes NS NS Yes 90
Kasai, S 2012 NS NS NS NS NS NS Yes 95

NS: Not Stated.

Zhang et al.

Zhang et al. BMC Nephrology 2013 14:226   doi:10.1186/1471-2369-14-226

Open Data