Table 1: Descriptive statistics and gender differences for all investigated variables
| - |
Full sample (N = 488) |
- |
- |
Males (n = 258) |
Females (n = 230) |
t(486)
|
d |
95% CI |
| - |
M (SD) |
Observed range |
Possible range |
M (SD) |
M (SD) |
| Age |
16.35 (1.59) |
13-19 |
12-19 |
16.14 (1.65) |
16.59 (1.49) |
-3.13** |
0.29 |
[-0.73, -0.17] |
| Hour per day spent on mobile phone use |
5.36 (2.85) |
1-10 |
0-24 |
5.34 (2.96) |
5.36 (2.73) |
0.06 |
0.01 |
[-0.49, 0.56] |
| Hour per day spent on mobile social networking |
3.22 (2.53) |
1-10 |
0-24 |
2.56 (2.09) |
1.14 (1.24) |
8.99*** |
0.82 |
[0.34, 1.25] |
| Hour per day spent on mobile video game playing |
1.89 (1.88) |
0-8 |
0-24 |
2.86 (2.41) |
3.64 (2.60) |
-3.43** |
0.31 |
[-1.73, -1.14] |
| PMPUQ dependence |
11.22 (3.07) |
5-20 |
5-20 |
11.00 (3.07) |
11.47 (3.05) |
-1.68 |
0.15 |
[-0.09, 0.98] |
| RF |
2.24 (6.96) |
-18–18 |
-18–18 |
2.65 (7.24) |
1.77(6.62) |
-1.40 |
0.13 |
[-2.06, 0.30] |
| CTQ-total score |
38.28 (13.65) |
27-101 |
25-125 |
39.39 (15.08) |
37.04 (11.76) |
1.90 |
0.17 |
[-4.63, 0.13] |
Note: PMPUQ dependence: mobile phone use addiction; RF: Reflective Functioning; CTQ-total score: Childhood Trauma Questionnaire.
*p< .05; **p< .01; *** p< .001