Effect of having a medical condition on mental health during the COVID-19 pandemic
| Before (SD) | After (SD) | Amount of change | F statistics or t-value | P value | |
| Generalized Anxiety Disorder-2 | |||||
| No medical condition | 1.8 (1.5) | 2.8 (1.9) | 1 point on the scale (17% increase) | 10.6 | <0.001 |
| With a medical condition | 2.3 (1.7) | 3.7 (1.8) | 1.4 points on the scale (23% increase) | 14.7 | <0.001 |
| Comparing people who had a medical condition and those who did not | – | – | 0.4-point difference (7% difference) | 3.07 | 0.08 |
| Patient Health Questionnaire-9 | |||||
| No medical condition | 5.1 (4.4) | 8.7 (6.2) | 3.6 points on the scale (13% increase) | 12.1 | <0.001 |
| With a medical condition | 7.5 (6.0) | 12.7 (6.6) | 5.2 points on the scale (19% increase) | 15.1 | <0.001 |
| Comparing people who had a medical condition and those who did not | – | – | 1.3-point difference (6% difference) | 13.89 | <0.001 |