Aerobic Exercise compared to Placebo for the treatment of Anxiety | ||||
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Patient or population: Patients with raised anxiety levels on a validated rating scale or diagnosed with Anxiety disorders. Intervention: Aerobic exercise for anxiety, Comparison: Non exercise Control Groups. | ||||
Outcomes | Risk with Aerobic exercise for anxiety | № of participants (studies) | Quality of the evidence (GRADE) | Comments |
Improvement in anxiety scores in patients who exercised compared to no exercise. Assessed with: Evidence based anxiety rating scales follow up: range 2 weeks to 10 weeks | 0.41 SMD lower (0.70 lower to 0.12 lower)* | 194 (6 RCTs) | ⨁⨁⨁◯MODERATE a, | The risk of bias noted is due to the lack of blinding of participants to the intervention in most of the studies. Also bias due to time spent with supervisor |
High intensity exercise compared to low intensity exercise for Anxiety Disorders | ||||
Patient or population: Anxiety Disorders Intervention: High intensity exercise Comparison: low intensity exercise | ||||
Outcomes | Risk with High intensity exercise | № of participants (studies) | Quality of the evidence (GRADE) | Comments |
Results of groups who undertook high intensity exercise compared with those who undertook low intensity exercise. Assessed with: Evidence based anxiety rating scales follow up: range 2 weeks to 10 weeks | 0.38 lower (0.68 lower to 0.08 lower)* | 174 (4 RCTs) | ⨁⨁⨁◯MODERATE a | The risk of bias noted is due to the lack of blinding of participants to the intervention in most of the studies. Time with supervisor was matched in these trials |
Long term High intensity exercise compared to Long term low intensity exercise for Anxiety Disorders | ||||
Patient or population: Anxiety Disorders, Intervention: Long term High intensity exercise,Comparison: Long term low intensity exercise | ||||
Outcomes | Risk with Long term High intensity exercise | № of participants (studies) | Quality of the evidence (GRADE) | Comments |
Improvement in anxiety levels in high intensity groups compared to low intensity groups over a longer time period. Assessed with: Evidence based anxiety scores follow up: range 3 months to 7 months | - 0.33 SMD lower (0.74 lower to 0.08 lower)* | 96 (3 RCTs) | ⨁⨁⨁◯MODERATE a | The risk of bias noted is due to the lack of blinding of participants to the intervention in most of the studies. Time with supervisor was matched in these trials |