Trial* | Components of risk of bias/key risk criteria | Summary within trial | Comments on high risk components―(explain briefly why) | |||||
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Crogan et al. (2008) | H | H | H | H | L | H | H = 5 L = 1 U = 0 | Selection bias: No identification of sequent generation or allocation concealment. Detection/Performance bias: No blinding of assessors mentioned. Other bias: No protocol. Choice of statistics questionable. |