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Spearman's correlation matrix of the study variables
| Age | Marital | Education level | Social support | Health literacy | Medication adherence | |
|---|---|---|---|---|---|---|
| 1. Age | 1 | |||||
| 2.Marital | −0.246*** | 1 | ||||
| 3. Education level | −0.357*** | 0.226*** | 1 | |||
| 4. Social support | −0.238*** | 0.320*** | 0.231*** | 1 | ||
| 5. Healthy literacy | −0.391*** | 0.208*** | 0.294*** | 0.364*** | 1 | |
| 6. Medication adherence | −0.188*** | 0.085*** | 0.118*** | 0.212*** | 0.330*** | 1 |
*** indicates a p-value of less than 0.001
