Table 3. Overall correlation between HbA1c and PHQ-9.
PHQ-9: Patient Health Questionnaire-9
| 2016 | 2017 | 2018 |
| Correlation | Correlation | Correlation |
| -0.151 | -0.074 | -0.015 |
PHQ-9: Patient Health Questionnaire-9
| 2016 | 2017 | 2018 |
| Correlation | Correlation | Correlation |
| -0.151 | -0.074 | -0.015 |