First author, | Post-treatment mean (SD) | |||||
---|---|---|---|---|---|---|
year, reference | Comparison | Outcome | Intervention | Control | SMD (95% CI) | Outcomes summary |
de Godoy, 200332 | PR with Psychotherapy vs PR without Psychotherapy | Anxiety (BAI) | 4.2 (3.8) | 9.2 (8.6) | −0.73 (−1.48 to 0.01) | Intervention group showed significant reduction in anxiety and depression levels; however, it did not modify physical performance |
Depression (BDI) | 5.0 (4.5) | 12.3 (11.8) | −0.08 (−1.54 to −0.05) | |||
Hynninen, 201033 | CBT vs Enhanced standard care | Anxiety (BAI) | 11.0 (6.1) | 18.7 (10.1) | −0.53 (−1.08 to 0.03) | CBT intervention group significantly reduced symptoms of anxiety and depression. No significant changes in control group |
Depression (BDI-II) | 13.4 (5.9) | 19.7 (8.9) | −0.54 (−1.10 to 0.02) | |||
Jiang, 201234 | Uncertainty management vs Standard care | Anxiety (SSAI, STAI) | 31.53 (5.74), 31.37 (5.19) | 41.25 (6.86), 40.95 (7.15) | −1.54 (−1.99, −1.09), −1.54 (−1.99 to −1.09) | Compared to the control group, the intervention group showed significant improvement in anxiety and depression scores and QoL |
Depression (HADS-D) | 5.64 (2.24) | 6.62 (2.47) | −0.17 (−0.56 to 0.22) | |||
Kunik, 200135 | CBT vs COPD education | Anxiety (BAI) | 12.6 (8.7) | 11.9 (7.6) | 0.07 (−0.50 to 0.64) | CBT intervention group showed decreased depression and anxiety scores compared to control group. No change in physical functioning |
Depression (GDS) | 9.4 (6.5) | 8.8 (7.6) | 0.08 (−0.49 to 0.65) | |||
Kunik, 200836 | CBT vs COPD education | Anxiety (BAI) | 15.89 (14.87) | 17.46 (14.54) | −0.11 (−0.46 to 0.25) | Both intervention and control groups significantly improved anxiety and depression and QoL, with no significant difference between intervention groups |
Depression (BDI-II) | 14.19 (13.69) | 14.54 (13.47) | −0.03 (−0.38 to 0.33) | |||
Lamers, 201010 | Minimal psychological intervention vs Usual care | Anxiety (SCL-A) | 19.85 (0.87) | 23.54 (0.84) | −0.12 (−0.46 to 0.23) | Intervention group showed lower symptoms of anxiety and depression compared to control group. Intervention group also improved QoL measures |
Depression (BDI) | 15.04 (1.00) | 17.96 (0.96) | −0.29 (−0.64 to 0.06) | |||
Livermore, 201037 | CBT vs Routine care | Anxiety (HADS-A) | 3.6 (2.9) | 7.9 (4.1) | −0.71 (−1.35 to −0.08) | CBT intervention group reduced anxiety symptoms and panic attacks compared to control group |
Depression (HADS-D) | 2.9 (2.6) | 6.3 (4.6) | −0.63 (−1.25 to 0.00) |
BAI, Beck Anxiety Inventory; BDI, Beck Depression Inventory; BDI-II, Beck Depression Inventory 1996 revision; CBT, cognitive behaviour therapy; COPD, chronic obstructive pulmonary disease; GDS, Geriatric Depression Scale; GOLD, Global initiative for chronic Obstructive Lung Disease; HADS-A, Hospital Anxiety and Depression Scale—Anxiety subscale; HADS-D, Hospital Anxiety and Depression Scale—Depression subscale; PMR, Progressive Muscle Relaxation; PR, Pulmonary Rehabilitation; QoL, Quality of Life; SCL-A, Anxiety subscale of the Symptom Checklist-90; SMD, Standardized Mean Difference; SSAI, Speilberger's State Anxiety Inventory; STAI, State-Trait Anxiety Inventory.