Table 3.

Risk of Bias in published controlled trials

Study	Allocation Sequence Described	Allocation Concealment	Blinding Patient	Blinding Personnel	Blinding Assessor	Selective Outcome Reporting1	Other Potential Bias	Handling of Missing Data
Watson 2007	Yes	Yes	No	No	Yes	No	Not Intention to Treat2	Unclear
							Not powered, stopped at interim analysis
Eisenberger 2009	Yes3	No	No	No	No	No	Not Intention to Treat	Unclear
Shenoy 2007	Yes	No	No	No	No	No		Last value forward

¹Selective outcome reporting: discrepancy in findings reported in the final manuscript versus prior conference proceedings

²Three patients who were randomized to CNI were not analyzed

³Author provided information