Table 2.
Subgroup analyze.
| Subgroup | Change in anxiety score | Change in depression score | ||||||
|---|---|---|---|---|---|---|---|---|
| Comparative group | SMD [95%CI] | P value | I 2 | Comparative group | SMD [95%CI] | P value | I 2 | |
| Total | 6 | ‘-0.36 [-0.67, -0.06] | <0.0001 | 86% | 4 | -0.21 [-0.66, 0.25] | 0.0001 | 86% |
| Mean/median age | ||||||||
| ≥40y | 4 | -0.49 [-0.94, -0.04] | <0.00001 | 89% | 3 | -0.38 [-0.85, 0.10] | 0.005 | 81% |
| <40y | 2 | -0.13 [-0.37, 0.11] | 0.81 | 0% | 1 | 0.28 [-0.03, 0.60] | 0.08 | / |
| Treatment | ||||||||
| cervical or thoracic surgery | 3 | -0.62 [-1.25, 0.02] | <0.00001 | 92% | 2 | -0.61 [-0.94, -0.27] | 0.23 | 29% |
| abdominal surgery | 3 | -0.13 [-0.32, 0.05] | 0.97 | 0% | 2 | 0.13 [-0.14, 0.41] | 0.19 | 41% |
| Anesthesia | ||||||||
| general anesthesia | 5 | -0.42 [-0.78, -0.06] | <0.00001 | 86% | ||||
| spinal anesthesia | 1 | -0.10 [-0.46, 0.26] | 0.54 | / | ||||