Table 5.
Measurement invariance across sexes and across gaming-time groups (based on weekly hours spent gaming on the internet) through confirmatory factor analysis
| Model and comparisons | Fit statistics | |||||||
|---|---|---|---|---|---|---|---|---|
| χ2 (df) | ∆χ2 (∆df) | CFI | ∆CFI | SRMR | ∆SRMR | RMSEA | ∆RMSEA | |
| Sex | ||||||||
| M1: Configural | 3.118 (4) | 1.000 | 0.011 | 0.001 | ||||
| M2: Metric | 3.689 (7) | 1.000 | 0.012 | 0.001 | ||||
| M3: Scalar | 5.638 (10) | 1.000 | 0.012 | 0.001 | ||||
| M4: Strict | 7.643 (14) | 1.000 | 0.015 | 0.001 | ||||
| M2 − M1 | 0.571 (3) | 0.000 | 0.001 | 0 | ||||
| M3 − M2 | 1.949 (3) | 0.000 | 0 | 0 | ||||
| M4 − M3 | 2.005 (4) | 0.000 | 0.003 | 0 | ||||
| Time spent gaming | ||||||||
| M1: Configural | 3.350 (4) | 1.000 | 0.011 | 0.001 | ||||
| M2: Metric | 6.215 (7) | 1.000 | 0.016 | 0.001 | ||||
| M3: Scalar | 19.688 (10) * | 0.996 | 0.021 | 0.022 | ||||
| M4: Strict | 70.241 (14) * | 0.976 | 0.046 | 0.046 | ||||
| M2 − M1 | 2.865 (3) | 0.000 | 0.005 | 0.000 | ||||
| M3 − M2 | 13.473 (3) | -0.004 | 0.005 | 0.021 | ||||
| M4 − M3 | 50.533 (4) | -0.020 | 0.025 | 0.024 | ||||
*p < 0.05