Table 4 The pooled and subgroups of depression scores among Iranian couples
Variable | Number of records | Sample size | Mean (95% confidence interval) | T2 | I2 |
|---|---|---|---|---|---|
Gender | Â | Â | Â | Â | Â |
 Females | 21 | 3180 | 9.78 (6.44 to 13.11) | 36.55 | 89.2 |
 Males | 5 | 800 | 4.63 (0.72 to 8.54) | 12.83 | 88.7 |
 Both gender | 5 | 3927 | 6.08 (2.62 to 9.53) | 0.00 | 0.00 |
Type of questionnaire | Â | Â | Â | Â | Â |
 BDI | 5 | 349 | 19.77 (13.03–26.52) | 0 | 0 |
Patients Health Questionnaire-9(PHQ-9) | 3 | 1686 | 6.13 (− 0.36 to 12.63) | 0 | 0 |
 HADS | 10 | 3851 | 6.14 (4.15 to 8.13) | 0 | 0 |
 Depression, Anxiety, and Stress Scale (DASS) | 3 | 411 | 7.98 (0 to 16.09) | 0 | 0 |
 Cognitive Emotion Regulation Questionnaire (CERQ) | 1 | 322 | 45.11 (22.41 to 67.80) | - | - |
 The Symptom Checklist-90-Revised (SCL-90-R) | 5 | 678 | 4.61 (0.33 to 8.89) | 23.29 | 97.8 |
 Goldberg and Hiller Questioner (GHQ) | 4 | 610 | 11.23 (5.97 to 16.66) | 12.83 | 41.9 |
Overall score | 31 | 7907 | 7.74 (5.52 to 9.93) | 21.21 | 86.7 |