Appendix 1 (as supplied by the authors): Study protocol Appendix to: Williamson I, Vennik J, Harnden A, et al. Effect of nasal balloon autoinflation in children with otitis media with effusion in primary care: an open randomized controlled trial. CMAJ 2015. DOI: 10.1503/cmaj.141608. Copyright © 2015 The Author(s) or their employer(s). To receive this resource in an accessible format, please contact us at
[email protected] AIRs: Autoinflation randomised study version 5, 25-08-11 CONTENTS ABBREVIATIONS ....................................................................................................................................... 4 SYNOPSIS ................................................................................................................................................. 5 1. PLANNED INVESTIGATION ......................................................................................................... 7 1.1 Aim ................................................................................................................................... 7 1.2 Research objectives ........................................................................................................7 1.3 Design .............................................................................................................................. 7 2. EXISTING RESEARCH ................................................................................................................. 8 2.1 Introduction ....................................................................................................................