Table 2: Partial correlations between the study variables (controlling family status and mothers’ and fathers’ education).

- 2 3 4 5 6 7 8
1. PMPUQ dependence 0.05 0.08 0.21*** 0.16** 0.01 -0.16*** 0.18***
2. Age - 0.14* 0.15* 0.11* -0.07 -0.05 -0.06
3. Gender - - 0.00 -0.15** 0.38*** -0.06 -0.09
4. Hour per day spent on mobile phone use - - - 0.58*** 0.25*** -0.12** 0.03
5. Hour per day spent on mobile social networking - - - - 0.13** -0.16*** -0.01
6. Hour per day spent on mobile video game playing - - - - - -0.11** 0.05
7. RF - - - - - - -0.05
8. CTQ-total score - - - - - - -

Note: PMPUQ dependence: mobile phone use addiction; RF: Reflective Functioning; CTQ-total score: Childhood Trauma Questionnaire.
*p< .05; **p< .01; *** p< .001