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The basic characteristics of study samples.
| Depression | Anxiety | |||
|---|---|---|---|---|
| PHQ-9 | Self-reported depression | GAD-7 | Self-reported anxiety | |
| Participants | 154 360 | 157 459 (76 672 cases/ 80 787 controls) | 155 076 | 138 709 (27 898 cases/ 110 811 controls) |
| Females, n (%) | 87 206 (56.50) | 89 746 (57.00) | 87 604 (56.49) | 77,088 (55.58) |
| Mean age (SD) | 55.90 (7.74) | 56.11 (7.78) | 55.89 (7.74) | 56.16 (7.70) |
PHQ, Patient Health Questionnaire; GAD, Generalized Anxiety Disorder.
