This work was presented at the 42nd Annual Meeting of the AANS/CNS Section on Pediatric Neurological Surgery, held in Toronto, ON, Canada, on December 3–6, 2013.
Conception and design: Boddiford, Shannon, Blount. Acquisition of data: Bishop, Scogin, Hopson, Arynchyna, Boddiford, Shannon. Analysis and interpretation of data: Rocque, Hopson, Arynchyna, Shannon. Drafting the article: Rocque, Scogin, Shannon. Critically revising the article: Rocque, Bishop, Scogin, Hopson, Shannon, Blount. Reviewed submitted version of manuscript: Rocque, Bishop, Scogin, Hopson, Arynchyna, Shannon, Blount. Approved the final version of the manuscript on behalf of all authors: Rocque. Statistical analysis: Rocque, Shannon. Administrative/technical/material support: Bishop, Hopson, Arynchyna. Study supervision: Blount.