Table 2.
Variance Partitioning from Random Effect Models
| Abstinence Self-Efficacy | Coping Strategies | Depression | Anxiety | |||||
|---|---|---|---|---|---|---|---|---|
|
|
||||||||
| Variance Component | Var. | % | Var | % | Var | % | Var | % |
|
| ||||||||
| Person (σ2p) | 365.6 | 40.1% | 0.19 | 16.7% | 0.14 | 29.0% | 0.15 | 24.6% |
| Item (σ2i) | 7.8 | 0.9% | 0.31 | 27.3% | 0.02 | 4.4% | 0.03 | 4.5% |
| Occasion (σ2o) | 98.7 | 10.8% | 0.03 | 2.7% | 0.01 | 2.3% | 0.02 | 3.2% |
| Person × Item (σ2pi) | 96.8 | 10.6% | 0.28 | 24.8% | 0.12 | 23.9% | 0.10 | 16.4% |
| Person × Occasion (σ2po) | 151.3 | 16.6% | 0.05 | 4.3% | 0.04 | 8.0% | 0.11 | 18.7% |
| Item × Occasion (σ2io) | 3.2 | 0.3% | 0.01 | 0.8% | 0.00 | 0.6% | 0.00 | 0.6% |
| Residual (σ2pio,e) | 187.3 | 20.6% | 0.27 | 23.4% | 0.16 | 31.8% | 0.19 | 32.0% |
| Total variance (σ2total) | 910.8 | 1.15 | 0.50 | 0.60 | ||||
Note. Percent column indicates percent of total variance across persons, items, and occasions that are accounted for by each facet.