Answer to the Letter to the Editor of MJ Bolland, et al. concerning "Characteristics of baseline frequency data in spinal RCTs do not suggest widespread non-random allocation" by MMS Levayer, et al. (Eur Spine J [2023]32:3009-3014)

Affiliations

• ¹ Spine Labs, University of New South Wales, Suite 16, Kogarah Private Hospital, Kogarah, NSW, Australia.
• ² Faculty of Medicine, University of New South Wales, Kensington, Australia.
• ³ Faculty of Medicine, University of New South Wales, Kensington, Australia. sheldrick@gmail.com.
• ⁴ Spine Labs, University of New South Wales, Suite 16, Kogarah Private Hospital, Kogarah, NSW, Australia. sheldrick@gmail.com.
• ⁵ Spine Service, St George Hospital Campus, Kogarah, Australia.