Table 4. Characteristics of the postural education sessions.

Study	Professional involved in the postural education	Guided discovery and active methodology	Games, movements and exercises based on daily activities	Ten guidelines on “how to make your disks happy”	Comic book about the spine	Characters: “Fit Fred” and “Lazy Leo”	Additional strategies	Additional interventions
Cardon et al. 17	Physiotherapist	Yes	No	Yes	Yes	Yes	Information and materials provided to parents, children, and teachers; teachers present in the sessions	No
Cardon et al. 18	Physiotherapist	Yes	No	Yes	Yes	No	Information session for parents and teachers; teachers present in the sessions	No
Cardon et al. 21	Physiotherapist	Yes	No	Yes	Yes	No	Information and materials provided to parents and teachers; teachers received extra exercises to be used in the classroom	No
Cardon et al. 22	Physiotherapist	No	No	No	Yes	Yes	Guidelines provided for teachers to integrate the principles into lessons	Balls, a Dynair, a sitting wedge, and lessons for developing and maintaining an active lifestyle; extracurricular sports session were provided
Dullien et al. 19	Teacher	Yes	Yes	No	No	No	Posture awareness training; healthy lifting and carrying, back-friendly sports, and the importance of reducing sitting behavior were explained	Static exercises to be completed three times (each position held for 15-20s), as well as dynamic exercises (each with 15-20 repetitions)
Kovacs et al. 16	Teacher	No	Yes	No	No	No	No	No
Vidal et al. 20	Not clear	No	No	No	No	No	Two practical sessions: postural analysis, carrying objects, balance, breathing, and relaxation	No