This notice describes a correction to the above mentioned paper.Reference Fernie, Currie, Perrin, Stewart, Anderson, Bennett and Reid1
1. In the discussion the line “a 14-point drop in the propofol group (n = 1)” should read “a 14-point drop in the propofol group (n = 11)”.
2. The key in Figure 2 is missing a circle. The corrected image is shown below.
![](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary:20191010212650559-0250:S0007125018000764:S0007125018000764_fig2g.jpeg?pub-status=live)
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