Authors’ contributions
RKM, AM, and JAM comprise the senior members of the core statistical team that conceived of the statistical modelling approach, simulations, and manuscript draft with input from all co-authors. All authors are members of the SNAP Statistical Subcommittee, SNAP Management Team, and/or SNAP analytic team who had substantive input into the SNAP statistical design and analysis methods described in the manuscript. All authors were responsible for critical revision of the manuscript and have read and approved of the final version.