Table 4.
Comparison of the model fit for Maastricht Utrecht Adherence in Hypertension short version (MUAH-16) and the Medication Adherence Universal Questionnaire (MAUQ®)
| Second order 4-factor model | Bifactor model | |||
|---|---|---|---|---|
| MAUQ | MUAH-16 | MAUQ | MUAH-16 | |
| χ2 | 159.913 | 156.761 | 108.645 | 111.873 |
| Degrees of freedom | 100 | 100 | 88 | 88 |
| CFI | 0.930 | 0.934 | 0.976 | 0.974 |
| RMSEA (CI) |
0.045 (0.031 : 0.057) |
0.043 (0.030 : 0.056) |
0.028 (0.001 : 0.044) |
0.030 (0.005 : 0.046) |
| SRMR | 0.061 | 0.060 | 0.044 | 0.043 |
CFI comparative fit index, CI confidence interval, RMSEA root mean square error of approximation, SRMR standardized root mean squared residual