“…Four interventions consisted of learning only, 11,21,22,25 seven included learning and planning, [12][13][14][16][17][18][19] and three used all three methods. 15,20,24 Seven studies described the theoretical background of their intervention, 14,[17][18][19][20]23,25 four described some theoretical concepts (eg selfefficacy) without referring to specific theories, 12,13,22,24 and three described no theoretical foundation. 11,16,21 Although all studies addressed self-management, the focus of the interventions varied (Table 1).…”