Content (PICO) characteristics of included reviews.

AIS – adolescent idiopathic scoliosis; FEV1– forced expiratory volume in 1 second; NA – not addressed; NNT - Number Needed to Treat; OM – outcome measure; QoL – quality of life; SIR – “scoliosis inpatient rehabilitation”; SR – systematic review;1series of updates, analysed in concert or separately, depending on how the authors addressed individual study characteristics (also explained in Table S1);2SSE – scoliosis specific exercise: “curve-specific movements performed with a therapeutic aim of reducing the deformity” [33];3OMT - Osteopathic manipulative treatment, defined in [7] as “the therapeutic application of manually guided forces by an osteopathic physician to improve physiologic function and/or support homeostasis that has been altered by somatic dysfunction”;4recommendations related to surgically treated patients not analysed here;5malloclusion – “Imperfect positioning of the teeth when the jaws are closed” [http://www.oxforddictionaries.com/definition/english/malocclusion].Content (PICO) characteristics of included reviews.