3.1
NICE did a rapid review of the published literature on the efficacy and safety of this procedure. This comprised a comprehensive literature search and detailed review of the evidence from 7 sources, which was discussed by the committee. The evidence included 5 randomised controlled trials, 1 non-randomised comparative study and 1 systematic review and meta-analysis. It is presented in the summary of key evidence section in the interventional procedures overview. Other relevant literature is in table 5 of the overview.
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