Table 3.
Intra-scale correlations between the overall score and beliefs components of both instruments the Maastricht Utrecht Adherence in Hypertension short version (MUAH-16) and the Medication Adherence Universal Questionnaire (MAUQ®)
| Instrument | Component | Overall | PAM | LD | ATM | ACHP |
|---|---|---|---|---|---|---|
| MUAH-16 | Overall | 1 | ||||
| PAM | 0.442 | 1 | ||||
| LD | 0.631 | 0.148 | 1 | |||
| ATM | 0.707 | 0.149 | 0.306 | 1 | ||
| ACHP | 0.203 | ns | − 0.263 | − 0.240 | 1 | |
| MAUQ | Overall | 1 | ||||
| PAM | 0.439 | 1 | ||||
| LD | 0.651 | 0.135 | 1 | |||
| ATM | 0.742 | 0.153 | 0.326 | 1 | ||
| ACHP | 0.155 | ns | − 0.267 | − 0.252 | 1 |
PAM positive attitude towards health care and medication, LD lack of discipline, ATM aversion towards medication, ACHP active coping with health problems, ns not significant (p > 0.05)