Construct | Instrument | Factor loadings | Construct reliability | Variance extracted |
---|---|---|---|---|
Thresholds for acceptable fit | ≥0.4 | ≥0.6 | ≥0.5 | |
Preference for involvement in medical decisions | Autonomy Preference Index (API) | 0.48 to 0.79 | 0.79 | 0.51 |
Experienced involvement in medical decisions | Shared Decision-Making Questionnaire (SDM-Q-9) | 0.69 to 0.87 | 0.94 | 0.64 |
Decisional conflict | Decisional Conflict Scale (DCS) | 0.67 to 0.87 | 0.96 | 0.62 |
Satisfaction with physician | ZAPA | 0.78 to 0.89 | 0.92 | 0.71 |
Mental quality of life | SF-12 mental scale | 0.66 to 0.74 | 0.84 | 0.50 |
Physical quality of life | SF-12 physical scale | 0.71 to 0.81 | 0.89 | 0.60 |