Table 1: Number of items and α values for all the factors and their intercorrelations (Pearson’s correlations).

FactorsNumber of itemsα()()()()()()

() Positive Parenting6.72.43.17.01.35−.01.34
() Autonomy Support4.79.15.06.27−.12.24
() Rules and Structure3.75.00.14−.14.22
() Discipline5.57.07.00−.05
() Rewarding3.81−.05.36
() Indulging2−.01
() Supervision and Safety6.71

; .