Table 2.
Descriptive Data, Interrater Reliability, Coder Stability, and Factor Loadings for TPOCS-A Items and Scales
| TPOCS-A Item | M | SD | Range | Skewness | Kurtosis | Interrater Reliability ICC(2,2) | Coder Stability ICC(2,2) | Factor Loadings | Alpha |
|---|---|---|---|---|---|---|---|---|---|
| 1. Feeling Understood | 1.23 | 0.90 | 4.00 | 0.38 | −0.38 | .61 | .44 | 0.61 | |
| 2. Hostile Manner | 4.88 | 0.46 | 3.50 | −4.75 | 24.60 | .52 | .72 | ||
| 3. Positive Affect | 1.55 | 1.06 | 5.00 | 0.40 | −0.30 | .70 | .69 | 0.70 | |
| 4. Shares Experiences | 3.07 | 0.82 | 5.00 | −1.19 | 2.40 | .74 | .77 | 0.74 | |
| 5. Client Discomfort | 4.69 | 0.77 | 5.00 | −3.00 | 9.42 | .82 | .78 | 0.80 | |
| 6. Client/Therapist Discomfort | 4.90 | 0.35 | 2.50 | −3.96 | 16.64 | .53 | .56 | ||
| 7. Changes Outside | 2.19 | 1.18 | 4.50 | −0.75 | −.70 | .74 | .64 | ||
| 8. Client Noncompliance | 4.86 | 0.54 | 4.00 | −4.87 | 25.46 | .76 | .54 | ||
| 9. Work Equally | 3.17 | 0.75 | 5.00 | −1.23 | 2.95 | .70 | .64 | 0.78 | |
| TPOCS-A Scale | 3.39 | 0.52 | 3.61 | −1.50 | 3.61 | .833 | .79 | .82 | |
| TPOCS-AB Scale | 2.74 | 0.69 | 4.40 | −0.95 | −0.95 | .827 | .78 | .86 |
Note. TPOCS-A = The Therapy Process Observational Coding System for Child Psychotherapy-Alliance scale; TPOCS-AB = TPOCS-A Brief scale; ICC = intraclass correlation coefficient.